Dictionary of Nomenclature of Celestial Objects (Last update: 22-Oct-2021)
Result of query: info cati OHPN$
papers containing the 1415MHz Ohio survey: Collins Nos 52.113, 115 to 122. several authors. Recapitulation of all papers in ref. 1975AJ.....80..759RRef:=1964Natur.202..269K
Nature, 202, 269-272 (1964)
Maps of M 31 and surroundings at 600 and 1,415 megacycles per second.
o<Ohio A NNN> N=51
Ref:=1965Natur.205..755D ====Sorry, no entry could be found====