1920 Rotogravure Science News Cryoscope Device Typewriter Sign NY David SI1 XGIB4 This is an original 1926

This is an original 1926 black and white print ad for Firestone General Tires

"For the past 75 years

" This is an original 1893 duotone print of Nojoqui (Najaqui) Falls

This company is doing their part to aid in the war efforts by providing refrigeration units to the U

1920 Rotogravure Science News Cryoscope Device Typewriter Sign NY David SI1 XGIB4 This is an original 1926This is an original 1920 two page sepia rotogravure set (two single sided pages) with images of science news featuring the Cryoscope, a device that enables one to tell just what amount of water has been added to a sample of milk; a paddle boat; the day and night view of a huge electric typewriter sign in New York City; the Non Sinkable Safe invented by Mannotti Nanni of Chicago; David Swart and James Smith of Evanston with their water bicycle, a