Support this channel: https://paypal.me/jeffquitney OR https://www.patreon.com/jeffquitney more at http://quickfound.net/ ‘Film Report: A survey of military facilities, road and airport systems in Iceland during the period November 1941 to early spring 1942. Air views of city, airport, outer and inner harbors,…
Support this channel: https://paypal.me/jeffquitney OR https://www.patreon.com/jeffquitney more at http://quickfound.net/ How silk is made. Originally a public domain film from the Library of Congress Prelinger Archives, slightly cropped to remove uneven edges, with the aspect ratio corrected, and one-pass brightness-contrast-color correction…
Support this channel: https://paypal.me/jeffquitney OR https://www.patreon.com/jeffquitney more at http://quickfound.net/ BEGINNING WITH ANIMATED MAP & FOLLOWING WITH LIVE ACTION PHOTOGRAPHY OF SEATTLE, PORTLAND, SAN FRANCISCO, LOS ANGELES, & SAN DIEGO ILLUSTRATES COMPONENTS THAT MAKE SMALL TRADING POST GROW INTO LARGE TRADING…
Support this channel: https://paypal.me/jeffquitney OR https://www.patreon.com/jeffquitney more at http://quickfound.net/ ‘COAXIAL – Bell Telephone Laboratories, Inc. On the value and principles of the coaxial cable. Explains how the coaxial carries many conversations at once and how calls over long distances are…
Support this channel: https://paypal.me/jeffquitney OR https://www.patreon.com/jeffquitney more at http://quickfound.net/ ‘COAXIAL – Bell Telephone Laboratories, Inc. On the value and principles of the coaxial cable. Explains how the coaxial carries many conversations at once and how calls over long distances are…