Scientific American, Vol. 83, No. 23 (December 1900)
A weekly American science and invention magazine issued by Munn & Co. in New York, December 1900, read by engineers, patent seekers and technically minded general readers. Wood-engraved and halftone cuts show index typewriters, gas engines, dynamos, phonographs and desk fans in hard black-and-white, supplying isolated machine portraits, dense line shading and advertisement lettering fragments for collage or spot use.
