Antique vintage German made Becker's Sons laboratory weight set, once used by the Bureau of Mines at Ohio State University in Columbus, Ohio. Housed in a well-crafted hardwood box with a red velvet-lined lid and multiple compartments, the set includes incomplete brass calibration weights (500g, 100g, 50g & 500mg) and cutouts for additional weights and tools (not included). The underside of the box is marked “Bureau of Mines, Columbus, Ohio, O.S.U.” - inside of box marked with impressed manufacturer marks for Becker's Son and Rotterdam

Features:

• Vintage hardwood storage box with velvet-lined lid

• Includes two brass calibration weights: 100g and 50g

• Interior with fitted holes for additional weights or balance tools

• External brass latch for secure closure

• Marked “Bureau of Mines, Columbus, Ohio – O.S.U.” on the underside

Condition:
Good vintage condition with some wear from age and use. Velvet interior shows some fading and indentations. Hinges are loose & missing 1 screw - Brass weights have developed a rich patina. Four of the original weights are present; other components appear to be missing. Please refer to photos for details.

Measurements (box):
Approx. 6.5" wide x 4" deep x 3" tall

This is a great addition to any collection of antique scientific instruments, historical university memorabilia, or vintage industrial décor.