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VT-32(M)

 
See also:
Moorhead: Historic Documents
    
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The Moorhead VT-32 with a clear envelope.
Thanks to Joe Gruber for sending the images.
The wide glass tube envelope is  mm in diameter and, excluding the B4 base pins, is  mm tall.
Reference: Joe Gruber. Type VT-32(M) was first introduced in 1917. See also 1917 adverts.

 

Pin Connections
B4
1
2
3
4
a
g1
f
f

 

Updated February 08, 2021.
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