Section of the Interior Wall of the White River Junction Fire Station
From Wiki
Section of the Interior Wall of the White River Junction Fire Station. Dirty and yellowed “Upson Board.” Composite fiber (possibly with gypsum or vermiculite?). With nail holes. Ca. 1920, c.e.
Text on board:
Look for the Famous Blue Center...The Most Dependable Board Made In America...The Genuine Has The Famous Blue Center—Do Not Be Misled By Imitations Made To Look Like Genuine Upson Board...Frame work or walls should be dry before applying panels. If whole room is to be Upsonized, start with ceiling...
re.1893.24.di