August /September 1977 - Voyager 1 and Voyager 2 Launched - NASA
Haynes Nasa Voyager 1 & 2 Owners' Workshop Manual: 1977 Onwards (VGR77-1 to VGR77-3,
Retro Space Images - Retro Artwork of the Moment - NASA release from 1977. Has a 1960's look to me, but the transparency I scanned has a 1977 release date. Scan by
1977 in spaceflight - Wikipedia
NASA Voyager: Deep-Space Probes Flying Since 1977 Deactivating
Catalog Page for PIA01967
Hubble Captures Bright Protostellar Jet in NGC 1977 | Sci.News
NASA: The 'Voyager Golden Record' -1977 Time Capsule | Boomers Daily