1922 Ad Pyrolectric Instrument Northrup Electric Furnace Science Laboratory IEC2 YHW1 This is an original 1897

This is an original 1897 black and white print ad for Mawson & Swan

Theiss River

This is an original 1907 black and white print ad for the Amatite Roofing from Barret Manufacturing Company located in New York

Priest Vintage Advertising

1922 Ad Pyrolectric Instrument Northrup Electric Furnace Science Laboratory IEC2 YHW1 This is an original 1897This is an original 1922 black and white print ad for the Northrup high temperature electric furnace that was sold by the Pyrolectric Instrument Company of 636 640 East State Street, Trenton, New Jersey (NJ). CONDITION This 91+ year old Item is rated Very Fine ++. Light aging throughout. Light creasing. There is light bleedthrough on this piece from the verso. Product Type: Original Print Ad; Black White Grade: Very Fine ++ Dimensions: Approximately