Gruen Advice to Dealer RepairmenAt the start of his career, Dietrich Gruen worked as a watch repairman. In the 1920s, his company published a…
Gruen Military WatchesWristwatches became a masculine accessory during World War I. By 1916, it had become fashionable for all men to wear…
Gruen Watches AdvertisementMarketing the Gruen image was an important part of Frederick Gruen’s leadership of the company. In 1911, he hired the…
Gruen, Dietrich, PatentDuring his time as a watch repairman in Delaware, Ohio, Dietrich Gruen developed an improved center pinion for watches. Gruen’s…
Henry, William’s account with the State of Pennsylvania of funds dispersed for “repairing of arms”William Henry’s account with the State of Pennsylvania of funds dispersed for “repairing of arms” in 1777 and 1778. The…
Henry, William’s account with the United States for funds dispersed to Lancaster gunsmithsWilliam Henry’s account with the United States for funds dispersed to Lancaster gunsmiths, including Jacob Dickert, for firearms purchases in…
Illinois Iron Works advertisementIllinois Iron Works advertisement from John C.W. Bailey’s Business Directory of Chicago Volume 10 (John C.W. Bailey, 1867), 74.
Illinois Iron Works advertisement for iron railingsIllinois Iron Works Advertisement from Edwards’ Annual Director to the Inhabitants, Institutions, Incorporated Companies and Manufacturing Establishments, Business, Business firms,…
Instructions for Both’s Patent Section Liner & Scale Divider, no. 1159, issued by Keuffel & Esser Co., New York and ChicagoInstructions for Both’s Patent Section Liner & Scale Divider, no. 1159, issued by Keuffel & Esser Co., New York and…
Instruments for Forest Work, Keuffel & Esser Co., Manufacturers, New YorkCatalog: Instruments for Forest Work, Keuffel & Esser Co., Manufacturers, New York. 2nd Edition, 1905, pp. 10-11.
J. Walter Thompson Co. House AdvertisementIn this 1919 edition of Printer’s Ink, an advertising trade magazine, the J. Walter Thompson Co. discusses their approach to…
Karpen Advertisement in Furniture WorldKarpen advertisement in Furniture World, December 18, 1902, p. 4.
Keuffel and Esser’s “‘Duplex’ Slide Rule” AdvertisementThis advertisement for a Cox model duplex slide rule explained the new features of the rule, described how it worked, and noted how it differed from the Mannheim style rule.
Letter from Felix Guggenheim to Max E. LipmanLetter from Felix Guggenheim to Max E. Lipman, dated May 27, 1959.
Letter from Jacob Dickert and Henry DeHuff to Tench Coxe, Purveyor of Public SuppliesLetter from Jacob Dickert and Henry DeHuff to Tench Coxe, Purveyor of Public Supplies, requesting payment for rifles sent to…
Longview Fibre Company: 13 Years of Progress“Longview Fibre Company: 13 Years of Progress,” Pacific Pulp & Paper Industry, March 1941, was a section of articles in…
