There is more to come...
I purchased th following receivers: One more Collins, the "A" type R390A, and four german receivers:
Collins R390A:
Two of Siemens E310 "Rainbow" (... don´t ask why ...) type:
A Siemens E309, the first reliable post WW2 german receiver:
and a Telefunken E863 KW2 from the seventies (...Solidstate)
Detailed pictures / videos will come during the next month.