Items
Items
Creator is exactly
Lehigh Portland Cement Co
-
[CJ601AAB], Letter from Lehigh Portland Cement Co, Charles Arthur Matcham to Francis Robbins Upton, January 20th, 1899
1899-01-20 -
[CJ613ABL], Letter from Lehigh Portland Cement Co, Charles Arthur Matcham to West Orange Laboratory, May 19th, 1905
1905-05-19 -
[CJ623AAE], Agreement, Alpha Portland Cement Co, Atlas Portland Cement Co, North American Portland Cement Co, Lehigh Portland Cement Co, December 30th, 1907
1907-12-30 -
[D9820AAV], Letter from Lehigh Portland Cement Co, Charles Arthur Matcham to Thomas Alva Edison, December 17th, 1898
1898-12-17 -
[QQ001AAL], Letter from Lehigh Portland Cement Co, Charles Arthur Matcham to Thomas Alva Edison, April 28th, 1904
1904-04-28