1928 Article Paul Welker Tube AC Conversion Transformer Diagram Battery SAI Other Advertising This piece was illustrated by

This piece was illustrated by Weber

the German educator who created the concept of the "kindergarten

Product Type: Copper Engraving

"In Condamine Market

1928 Article Paul Welker Tube AC Conversion Transformer Diagram Battery SAI Other Advertising This piece was illustrated byThis is an original 1928 one page article (one single sided page) titled, "S & I. 3 Tube A. C. D. C. Set," by Paul Welker. The article features images and diagrams of the receiver. CONDITION This 83+ year old Item is rated Very Fine ++. Light aging throughout. Light wrinkling. No natural defects. No surface rub. No tears. No water damage. Please note that there is print on the reverse. Product Type: Original Print Article; Black White Grade: Very Fine