The ID plate on the Gemini retro motor. It reads
Thiokol Chemical Corporation
Unit Name: Gemini Retrograde Rocket Motor TE-385
Mfrs Model Designation: E-15171-17
Serial Number: PV16-371-24
Casting Date: February 1964
Propellant Batch Number: PV16-371
Mfd by: Thiokol Chemical Corp, Elkton, MD
For: McDonnell per M.A.C. SCD 52-50702-23
Mfrs Project Number: 1797
Date of Shipping Inspection Accept.: July 1964
Storage Temp. Limits: 0°F to +160°F
ICC Classification: Jet Thrust Unit Class B Explosive