73a from Nucleus
1973- Unknown- 76b Unknown from Nucleus
Unknown DJ 
75g Unknown- Record Library from Nucleus
Unknown DJ, Digging through the 45s The 45 RPM filing system was less formal than for LPs. You can see the edges of the LP labels, which tied to the index cards on the left. LPs were sorted alphabetically by artist, then numerically by date received at the station...examples follow.
76a from Nucleus
From The Nucleus Yearbook
75i Record Library Filing System- rescued from the trash
The "OLD" label category- the WNCE Record Library equivalent of "hospice". As I recall, I got to this one before the janitor took the pile away. Fortunately, they only came by 550 Weston Hall about once a year.
75m Unknown from Nucleus
Unknown DJ. Uncle Ray says: “I didn't think we let tobacco in the studio - other stuff, maybe”.
76d Dennis Youngworth from Nucleus
General Manager Dennis Youngworth Rest in Peace, 1955-2021
75j Mike Goldstein from Nucleus
Mike Goldstein (?)
75h Record Library Filing System- rescued from the trash
75l Unknown from Nucleus
Possibly Stevie Banks, who read the news
74a from Nucleus
1973 Record Library- Unknown
75f Uncle Ray from Nucleus
Uncle Ray
75d from Ray Slusarczuk
"Uncle Ray" Slusarczyk- 75n Country Ed Schoepke from Nucleus
“Country Ed” Schoepke…he was country when country wasn’t cool. 
75b Zimand Youngworth Riley Zacharczyk from Nucleus
The Administration after Uncle Ray’s Scott “Z-Man” Zimand Dennis Youngworth Marion Riley Phillip Charles Benedict Zacharczyk (Zak Phillips, PCBZ)