1922 Ad Brown Instrument Pyrometer Science Laboratory Equipment Chemistry IEC2 XGS8 The print measures 4

The print measures 4

The trail was created as a transportation route in the 19th century from Missouri to New Mexico

Gilmore-Yosemite Run

Archduke Frederick

1922 Ad Brown Instrument Pyrometer Science Laboratory Equipment Chemistry IEC2 XGS8 The print measures 4This is an original 1922 black and white print ad for pyrometers that were made and sold by the Brown Instrument Company of Wayne Junction, Philadelphia, Pennsylvania (PA). 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 8 x 11. 5 inches; 20 x 29 cm