history

Synthetic Fibers: Nylon and Rayon 1949 Encyclopaedia Britannica Films

Support this channel: https://paypal.me/jeffquitney OR https://www.patreon.com/jeffquitney more at http://quickfound.net/ ‘The development of new artificial fibers for making textiles — specifically rayon and nylon.’ Originally a public domain film from the Library of Congress Prelinger Archives, slightly cropped to remove uneven…

Black Widow Spider: Her Life Cycle and Her Enemies 1960 Ken Middleham

Support this channel: https://paypal.me/jeffquitney OR https://www.patreon.com/jeffquitney more at http://quickfound.net/ Scientific Consultant: Evert I. Schlinger, Ph.D. (University of California). Script Editor: Robert L. Patton (Riverside City Schools). Photographer and Director: Ken Middleham. Originally a public domain film from the Library of…