$308
Three U. S. Naval Instruments, 20th century, two Mark II sextants with pierced frames, index arms, horizon mirrors, and adjustable vernier knobs, both housed in wood boxes and having collimation certificates, a gunner's quadrant with a cast iron base, pierced body, adjustable index arm, and scale marked 0-110.
Auctioneer:
Skinner
Date:
2014-02-25