PTT Oslo :

 

from 1967, a rare recording of a voice mirror from PTT Oslo (Rudolf P. Gröger)
here the often heard multicast marker in morse code, said to be a presscast for the norwegian merchant fleet (rb, 1985)

 

no pictures of QSLs or other info available

 

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Callsigns:
LCB
LCJ
LCK
LCN
LCN2
LCO
LCP
LCQ2
LDN
LDR
LFP
LFT
LGU
LHA
LHH
LHK
LHP2
LHU

 

Frequencies Voice:
6785
9255
10198
14550
15922

 

Frequencies Morse Telegraphy:
8037
9014
9310
10198
10715
12155
13980
14444
14925
16952.4
19960
20630

 

Frequencies FAX Picture Transmissions:
18988

 

Systems used:
120 rpm