Music and Arts is readying various broadcast tapes for release, including that stupendous Mahler Eighth from 1959.
The BBC holds all four episodes on D-3 tape, recorded from the original two-inch broadcast tapes.
The broadcast tapes of the 1986 People Power Revolution are housed in the RVA archives.
Most of the broadcast tapes have been deleted.
During the rest of the broadcast week, many of the Met's historic archived broadcast tapes are presented.
It is not known whether the original broadcast tapes of the series still exist.
Originally conceived as a single-monitor broadcast tape, it takes on the air of an installation when seen while traveling up and down in the Whitney visitors' elevator.
The Library of Congress has a copy of the broadcast tape and the unedited original interview.
Following Geldof's request, ABC even erased its own broadcast tapes.
It is not known whether master copies of the original broadcast tapes exist, though at least one episode is available in low resolution format on Youtube.