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	<id>https://www.encyclopediadubuque.org/index.php?action=history&amp;feed=atom&amp;title=SOMMERFELD%2C_Adolph_Gustav</id>
	<title>SOMMERFELD, Adolph Gustav - Revision history</title>
	<link rel="self" type="application/atom+xml" href="https://www.encyclopediadubuque.org/index.php?action=history&amp;feed=atom&amp;title=SOMMERFELD%2C_Adolph_Gustav"/>
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	<updated>2026-04-08T11:08:23Z</updated>
	<subtitle>Revision history for this page on the wiki</subtitle>
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	<entry>
		<id>https://www.encyclopediadubuque.org/index.php?title=SOMMERFELD,_Adolph_Gustav&amp;diff=185204&amp;oldid=prev</id>
		<title>Randylyon at 19:06, 21 July 2025</title>
		<link rel="alternate" type="text/html" href="https://www.encyclopediadubuque.org/index.php?title=SOMMERFELD,_Adolph_Gustav&amp;diff=185204&amp;oldid=prev"/>
		<updated>2025-07-21T19:06:36Z</updated>

		<summary type="html">&lt;p&gt;&lt;/p&gt;
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				&lt;td colspan=&quot;2&quot; style=&quot;background-color: #fff; color: #202122; text-align: center;&quot;&gt;← Older revision&lt;/td&gt;
				&lt;td colspan=&quot;2&quot; style=&quot;background-color: #fff; color: #202122; text-align: center;&quot;&gt;Revision as of 19:06, 21 July 2025&lt;/td&gt;
				&lt;/tr&gt;&lt;tr&gt;&lt;td colspan=&quot;2&quot; class=&quot;diff-lineno&quot; id=&quot;mw-diff-left-l1&quot;&gt;Line 1:&lt;/td&gt;
&lt;td colspan=&quot;2&quot; class=&quot;diff-lineno&quot;&gt;Line 1:&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class=&quot;diff-marker&quot; data-marker=&quot;−&quot;&gt;&lt;/td&gt;&lt;td style=&quot;color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #ffe49c; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;SOMMERFELD, Adolph Gustav, (Dubuque, IA., Jan. 15, 1872--Dubuque, IA, Mar. 4, 1949). Educated in the local public schools, Sommerfeld immediately became associated with his father in the [[DUBUQUE STEAM DYE WORKS]]. It was claimed at his death that the firm established in 1860 was the first of its kind established in Iowa and the fourth established in the United States.  He succeeded his father as the head of the company in 1893.   &lt;/div&gt;&lt;/td&gt;&lt;td class=&quot;diff-marker&quot; data-marker=&quot;+&quot;&gt;&lt;/td&gt;&lt;td style=&quot;color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;&lt;ins style=&quot;font-weight: bold; text-decoration: none;&quot;&gt;[[Image:ags.jpg|left|thumb|350px|Metal advertising sign. circa 1890]]&lt;/ins&gt;SOMMERFELD, Adolph Gustav, (Dubuque, IA., Jan. 15, 1872--Dubuque, IA, Mar. 4, 1949). Educated in the local public schools, Sommerfeld immediately became associated with his father in the [[DUBUQUE STEAM DYE WORKS]]. It was claimed at his death that the firm established in 1860 was the first of its kind established in Iowa and the fourth established in the United States.  He succeeded his father as the head of the company in 1893.   &lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;br&gt;&lt;/td&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;br&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;The business changed its name to [[SOMMERFELD&amp;#039;S SANITONE CLEANERS]] in 1933. He retired in 1941.&lt;/div&gt;&lt;/td&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;The business changed its name to [[SOMMERFELD&amp;#039;S SANITONE CLEANERS]] in 1933. He retired in 1941.&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;/table&gt;</summary>
		<author><name>Randylyon</name></author>
	</entry>
	<entry>
		<id>https://www.encyclopediadubuque.org/index.php?title=SOMMERFELD,_Adolph_Gustav&amp;diff=183754&amp;oldid=prev</id>
		<title>Randylyon at 03:50, 7 February 2025</title>
		<link rel="alternate" type="text/html" href="https://www.encyclopediadubuque.org/index.php?title=SOMMERFELD,_Adolph_Gustav&amp;diff=183754&amp;oldid=prev"/>
		<updated>2025-02-07T03:50:36Z</updated>

		<summary type="html">&lt;p&gt;&lt;/p&gt;
&lt;table style=&quot;background-color: #fff; color: #202122;&quot; data-mw=&quot;interface&quot;&gt;
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				&lt;td colspan=&quot;2&quot; style=&quot;background-color: #fff; color: #202122; text-align: center;&quot;&gt;← Older revision&lt;/td&gt;
				&lt;td colspan=&quot;2&quot; style=&quot;background-color: #fff; color: #202122; text-align: center;&quot;&gt;Revision as of 03:50, 7 February 2025&lt;/td&gt;
				&lt;/tr&gt;&lt;tr&gt;&lt;td colspan=&quot;2&quot; class=&quot;diff-lineno&quot; id=&quot;mw-diff-left-l1&quot;&gt;Line 1:&lt;/td&gt;
&lt;td colspan=&quot;2&quot; class=&quot;diff-lineno&quot;&gt;Line 1:&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class=&quot;diff-marker&quot; data-marker=&quot;−&quot;&gt;&lt;/td&gt;&lt;td style=&quot;color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #ffe49c; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;SOMMERFELD, Adolph Gustav, (Dubuque, IA., Jan. 15, 1872--Dubuque, IA, Mar. 4, 1949). Educated in the local public schools, Sommerfeld immediately became associated with his father in the [[DUBUQUE STEAM DYE WORKS]]. It was claimed at his death that the firm established in 1860 was the first of its kind established in Iowa and the fourth established in the United States.  He succeeded his father as the &lt;del style=&quot;font-weight: bold; text-decoration: none;&quot;&gt;lead &lt;/del&gt;of the company in 1893.   &lt;/div&gt;&lt;/td&gt;&lt;td class=&quot;diff-marker&quot; data-marker=&quot;+&quot;&gt;&lt;/td&gt;&lt;td style=&quot;color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;SOMMERFELD, Adolph Gustav, (Dubuque, IA., Jan. 15, 1872--Dubuque, IA, Mar. 4, 1949). Educated in the local public schools, Sommerfeld immediately became associated with his father in the [[DUBUQUE STEAM DYE WORKS]]. It was claimed at his death that the firm established in 1860 was the first of its kind established in Iowa and the fourth established in the United States.  He succeeded his father as the &lt;ins style=&quot;font-weight: bold; text-decoration: none;&quot;&gt;head &lt;/ins&gt;of the company in 1893.   &lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;br&gt;&lt;/td&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;br&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;The business changed its name to [[SOMMERFELD&amp;#039;S SANITONE CLEANERS]] in 1933. He retired in 1941.&lt;/div&gt;&lt;/td&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;The business changed its name to [[SOMMERFELD&amp;#039;S SANITONE CLEANERS]] in 1933. He retired in 1941.&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;/table&gt;</summary>
		<author><name>Randylyon</name></author>
	</entry>
	<entry>
		<id>https://www.encyclopediadubuque.org/index.php?title=SOMMERFELD,_Adolph_Gustav&amp;diff=153486&amp;oldid=prev</id>
		<title>Randylyon at 17:58, 6 April 2019</title>
		<link rel="alternate" type="text/html" href="https://www.encyclopediadubuque.org/index.php?title=SOMMERFELD,_Adolph_Gustav&amp;diff=153486&amp;oldid=prev"/>
		<updated>2019-04-06T17:58:28Z</updated>

		<summary type="html">&lt;p&gt;&lt;/p&gt;
&lt;table style=&quot;background-color: #fff; color: #202122;&quot; data-mw=&quot;interface&quot;&gt;
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				&lt;td colspan=&quot;2&quot; style=&quot;background-color: #fff; color: #202122; text-align: center;&quot;&gt;← Older revision&lt;/td&gt;
				&lt;td colspan=&quot;2&quot; style=&quot;background-color: #fff; color: #202122; text-align: center;&quot;&gt;Revision as of 17:58, 6 April 2019&lt;/td&gt;
				&lt;/tr&gt;&lt;tr&gt;&lt;td colspan=&quot;2&quot; class=&quot;diff-lineno&quot; id=&quot;mw-diff-left-l1&quot;&gt;Line 1:&lt;/td&gt;
&lt;td colspan=&quot;2&quot; class=&quot;diff-lineno&quot;&gt;Line 1:&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class=&quot;diff-marker&quot; data-marker=&quot;−&quot;&gt;&lt;/td&gt;&lt;td style=&quot;color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #ffe49c; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;SOMMERFELD, Adolph Gustav, (Dubuque, IA., Jan. 15, 1872--Dubuque, IA, Mar. 4, 1949). Educated in the local public schools, Sommerfeld immediately became associated with his father in the [[DUBUQUE STEAM DYE WORKS]]. It was claimed at his death that the firm established in 1860 was the first of its kind established in Iowa and the fourth established in the United States.  He succeeded his father as the lead of the company in 1893.  The business changed its name to [[SOMMERFELD&#039;S SANITONE CLEANERS]] in 1933. He retired in 1941.&lt;/div&gt;&lt;/td&gt;&lt;td class=&quot;diff-marker&quot; data-marker=&quot;+&quot;&gt;&lt;/td&gt;&lt;td style=&quot;color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;SOMMERFELD, Adolph Gustav, (Dubuque, IA., Jan. 15, 1872--Dubuque, IA, Mar. 4, 1949). Educated in the local public schools, Sommerfeld immediately became associated with his father in the [[DUBUQUE STEAM DYE WORKS]]. It was claimed at his death that the firm established in 1860 was the first of its kind established in Iowa and the fourth established in the United States.  He succeeded his father as the lead of the company in 1893.   &lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td colspan=&quot;2&quot; class=&quot;diff-side-deleted&quot;&gt;&lt;/td&gt;&lt;td class=&quot;diff-marker&quot; data-marker=&quot;+&quot;&gt;&lt;/td&gt;&lt;td style=&quot;color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt; &lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td colspan=&quot;2&quot; class=&quot;diff-side-deleted&quot;&gt;&lt;/td&gt;&lt;td class=&quot;diff-marker&quot; data-marker=&quot;+&quot;&gt;&lt;/td&gt;&lt;td style=&quot;color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;The business changed its name to [[SOMMERFELD&#039;S SANITONE CLEANERS]] in 1933. He retired in 1941.&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;br&gt;&lt;/td&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;br&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;---&lt;/div&gt;&lt;/td&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;---&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;/table&gt;</summary>
		<author><name>Randylyon</name></author>
	</entry>
	<entry>
		<id>https://www.encyclopediadubuque.org/index.php?title=SOMMERFELD,_Adolph_Gustav&amp;diff=135972&amp;oldid=prev</id>
		<title>Randylyon: Created page with &quot;SOMMERFELD, Adolph Gustav, (Dubuque, IA., Jan. 15, 1872--Dubuque, IA, Mar. 4, 1949). Educated in the local public schools, Sommerfeld immediately became associated with his fa...&quot;</title>
		<link rel="alternate" type="text/html" href="https://www.encyclopediadubuque.org/index.php?title=SOMMERFELD,_Adolph_Gustav&amp;diff=135972&amp;oldid=prev"/>
		<updated>2017-03-23T01:37:18Z</updated>

		<summary type="html">&lt;p&gt;Created page with &amp;quot;SOMMERFELD, Adolph Gustav, (Dubuque, IA., Jan. 15, 1872--Dubuque, IA, Mar. 4, 1949). Educated in the local public schools, Sommerfeld immediately became associated with his fa...&amp;quot;&lt;/p&gt;
&lt;p&gt;&lt;b&gt;New page&lt;/b&gt;&lt;/p&gt;&lt;div&gt;SOMMERFELD, Adolph Gustav, (Dubuque, IA., Jan. 15, 1872--Dubuque, IA, Mar. 4, 1949). Educated in the local public schools, Sommerfeld immediately became associated with his father in the [[DUBUQUE STEAM DYE WORKS]]. It was claimed at his death that the firm established in 1860 was the first of its kind established in Iowa and the fourth established in the United States.  He succeeded his father as the lead of the company in 1893.  The business changed its name to [[SOMMERFELD&amp;#039;S SANITONE CLEANERS]] in 1933. He retired in 1941.&lt;br /&gt;
&lt;br /&gt;
---&lt;br /&gt;
&lt;br /&gt;
Source:&lt;br /&gt;
&lt;br /&gt;
Obituaries. &amp;#039;&amp;#039;Telegraph Herald&amp;#039;&amp;#039;, March 6, 1949, p. 29&lt;br /&gt;
&lt;br /&gt;
&lt;br /&gt;
[[Category: Business Leader]]&lt;/div&gt;</summary>
		<author><name>Randylyon</name></author>
	</entry>
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