a_v_bw_o_n (CC-393)
“NASA has revealed a new system of voice communication via a light beam that both space and down-to-earth-potential. It is called a Retrometer. The space agency says it can assist astronauts in spacecraft docking operations and provide communication after they land on the bare face of a strange planet. The Retrometer also may be used in industrial plants or factories, on construction sites, and in theaters and conventions for audience participation.”
Thanks to Google Books, the other odd potential uses are illustrated, as contained within a NASA technology utilization report entitled "THE RETROMETER: A Light-Beam Communications System", Source " Numa E. Thomas, Langley Research Center, dated March 1964:
books.google.com/books?id=V98gAAAAIAAJ&pg=PA10&so...
Still, they (and this) look like the ads on the back pages of my Silver Age comic books, right next to the ad for x-ray glasses and the mailing address/cost for ordering your “How to build your own hovercraft” instructions.
I've NEVER seen this photo ID numbering.
a_v_bw_o_n (CC-393)
“NASA has revealed a new system of voice communication via a light beam that both space and down-to-earth-potential. It is called a Retrometer. The space agency says it can assist astronauts in spacecraft docking operations and provide communication after they land on the bare face of a strange planet. The Retrometer also may be used in industrial plants or factories, on construction sites, and in theaters and conventions for audience participation.”
Thanks to Google Books, the other odd potential uses are illustrated, as contained within a NASA technology utilization report entitled "THE RETROMETER: A Light-Beam Communications System", Source " Numa E. Thomas, Langley Research Center, dated March 1964:
books.google.com/books?id=V98gAAAAIAAJ&pg=PA10&so...
Still, they (and this) look like the ads on the back pages of my Silver Age comic books, right next to the ad for x-ray glasses and the mailing address/cost for ordering your “How to build your own hovercraft” instructions.
I've NEVER seen this photo ID numbering.