Finally found a first reissue Hour Angle...

Posts
406
Likes
1,931
Longines Lindbergh Hour Angle, 60th Anniversary 1927-1987
Un-worn Box&papers sr# 577XXXX8 case# 24369910 Ref# L989.2.

Bob
 
Posts
3,649
Likes
24,707
Funny, I was just at the Air and Space museum today and they had one of the originals on display:

 
Posts
18,278
Likes
27,663
Please report back with detailed instructions on how to use it 😉

great pickup!
 
Posts
6,656
Likes
79,404
Hot, hot, hot!!!

Totally digging it!!!

🥰 🥰 🥰
 
Posts
2,327
Likes
2,542
A real find. A beauty and an uncommon bit of technology.