1928 Article Paul Welker Tube AC Conversion Transformer Diagram Battery SAI Other Advertising This is an original 1924

This is an original 1924 photogravure of the Marble Garden (Marmorhavn) at Fredensborg Castle in Denmark (Danmark)

southwest corner of Fulton Street

Product Type: Copper Engraving

This piece was illustrated by Weber

1928 Article Paul Welker Tube AC Conversion Transformer Diagram Battery SAI Other Advertising This is an original 1924This 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