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HarryLime · 12 July 2018, 09:40 AM

Can anyone tell me what year the blueback inserts first appeared? They were never standard issue for 1675s, correct? Only as service, and then later standard issue for 16750. Do I have that right?

12 July 2018, 09:40 AM	#65
HarryLime "TRF" Member Join Date: May 2018 Location: NY Posts: 676	Can anyone tell me what year the blueback inserts first appeared? They were never standard issue for 1675s, correct? Only as service, and then later standard issue for 16750. Do I have that right?