- Standard Catalog of World Paper Money: Special Issues (Standard Catalog of World Paper Money Vol 1: Specialized Issues)
- Standard Catalog of World Paper Money: General Issues (Standard Catalog of World Paper Money, 9th ed)
- Philippine emergency and guerrilla currency of World War II,
- Standard Catalog of World Paper Money: General Issues (Standard Catalog of World Paper Money Vol 2: General Issues)
- Panic Scrip of 1893, 1907 and 1914: An Illustrated Catalog of Emergency Monetary Issues