Source:Technisphere Corp., New York, NY (1968)
Technisphere Corp. "Video Talk: A Technical Service to the Industry from the makers of Scotch Magnetic Tape" Volume I, No. 2, Volume II, No. 2, also Recording and Data: Handling and Storing Magnetic Tape. Through black and white pictures these booklets instruct on topics such as contamination, physical damage, safeguards, and shipping.