Anonymous ID: abe915 Feb. 5, 2019, 4:17 a.m. No.5035630   🗄️.is 🔗kun

>>5035597

It's amazing how early some of the designs were developed. Here is a 1959 shot of the A-12, which later became the SR71. This pic is a radar model, but the A-11 was modified with these twin fins in 1958.