IIIF provides researchers rich metadata and media viewing options for comparison of works across cultural heritage collections. Visit the IIIF page to learn more. In 1907 Ohio janitor turned inventor ...
A major vacuum cleaner brand on the market today, Hoover has a long and storied history dating back to the early 1900s. In 1907, a nighttime janitor called James Murray Spangler from Canton, Ohio ...
Some results have been hidden because they may be inaccessible to you
Show inaccessible results