Megjelent
Popular Science L-8-5
“What's New in the World of Today and Tomorrow!”
19498mDokumentum
Áttekintés
Gigantic machine combs beach in southern California and retrieves articles lost in sand; synthetic gems made by new chemical process; aviation school holds classes in grounded transport plane; how seaweed is processed for scientific use.
#technology#1940s#beach#california#florida#20th century#narration#one-reeler#popular science#science#featurette#narrator#paramount featurette#technological development#tehnological gadget#technological innovation#technological advancement#seaweed#technological change#year 1949#1949#aviation science#deep sea diving
