Litchfield, C., Porter, R. L., Schoop, P. W., Hartman, D. W., Hashbarger, P., & Stevens, S. (2012). Linseed oil mills in New Jersey 1732-1955. Arlington, VA: Olearius Editions.

Litchfield, Carter., Richard L. Porter, Paul W. Schoop, Dorothy White Hartman, Patrick Hashbarger, and Stephanie Stevens. Linseed Oil Mills in New Jersey 1732-1955. Arlington, VA: Olearius Editions, 2012.

Litchfield, Carter., et al. Linseed Oil Mills in New Jersey 1732-1955. Arlington, VA: Olearius Editions, 2012.