Рет қаралды 3,553
CriticalPast is an archive of historic footage. The vintage footage in this video has been uploaded for research purposes, and is presented in unedited form. Some viewers may find some scenes or audio in this archival material to be unsettling or distressing. CriticalPast makes this media available for researchers and documentarians, and does not endorse or condone any behavior or message, implied or explicit, that is seen or heard in this video.
Link to order this clip:
www.criticalpas...
Historic Stock Footage Archival and Vintage Video Clips in HD.
Officer Young demonstrates the use of J-38 Hand key.
Officer Young demonstrates the use of the J-38 hand key for sending morse code via telegraph. He shows an enlarged model of the J-38 key for demonstration. He explains that the gap between the controls has to be right. The other officer opens the screws to loosen spring and align contact. The gap is set to a thickness of four folds of paper. Officer Jones tunes the hand key. Officer Young explains importance of developing technique. Woman plays piano to demonstrate concept of good technique. Man demonstrates technique through drum. Location: United States. Date: 1966.
Visit us at www.CriticalPast.com:
57,000+ broadcast-quality historic clips for immediate download.
Fully digitized and searchable, the CriticalPast collection is one of the largest archival footage collections in the world. All clips are licensed royalty-free, worldwide, in perpetuity. CriticalPast offers immediate downloads of full-resolution HD and SD masters and full-resolution time-coded screeners, 24 hours a day, to serve the needs of broadcast news, TV, film, and publishing professionals worldwide. Still photo images extracted from the vintage footage are also available for immediate download. CriticalPast is your source for imagery of worldwide events, people, and B-roll spanning the 20th century.