Original vintage optical industry trade magazine ad for W.M. WELCH SCIENTIFIC COMPANY of Chicago, IL. Manufacturers, Importers and Exporters of Scientific Apparatus and School Supplies. Complete Dynamo Electric Machinery Apparatus for Demonstrating Direct Current Motors and Generators, Alternating Current Rotating Field and Induction Motor, The Rotary Converter. Old 1922 optical laboratory industry instrument advertisement.
w m welch scientific company 1922 dynamo-electric machinery vintage ad
- Product Code: s256
- Length: 9 inches
- Width: 6 inches
- Pages: 1
- Views: 68
- Availability: In Stock
- $20.00
$15.00
ON SALE
25% OFF
Estimate Shipping
Related Products
w m welch scientific company 1922 model of the atom vintage ad
Original vintage optical industry trade magazine ad for W.M...
$20.00 $15.00
w m welch scientific company 1923 improvements optical disc vintage ad
Original vintage optical industry trade magazine ad for W. M..
$20.00 $15.00
w m welch scientific company 1923 universal motor rotator vintage ad
Original vintage optical industry trade magazine ad for W. M..
$20.00 $15.00
w m welch scientific company 1923 analytical balance scale vintage ad
Original vintage optical industry trade magazine ad for W. M..
$20.00 $15.00