Posted by BobbyB on October 25, 2010, 2:23 am, in reply to "Deitz 1868 #0"
The blowhole was patented and assigned to Dietz in 1877. I would date the portless/Irwin Burner versions as 1877-1881.
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Posted by BobbyB on October 25, 2010, 2:23 am, in reply to "Deitz 1868 #0"
The blowhole was patented and assigned to Dietz in 1877. I would date the portless/Irwin Burner versions as 1877-1881.
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