I figured some GCI experts out there could answer a few questions for me. I just bought a 1963 GCI but the label says Model AR-6100. Are all GCIs essentially AR-6100s??? What does AR-6100 stand for. The back side of my slate is an orange/rust color. I haven't seen that color on my Anniversary or GCII. Anyone know what that's about?
Here's my label:
Here's my label:
