A Criss Cross was a phone directory that allowed you to look up a phone number and find the name and address. The Doc Savage Publication Criss Cross allows you to quickly find the magazine year and month, Bantam number, and Sanctum number for every pulp issue of Doc Savage Magazine.
DocSavage.Org-CrissCross-Final PDF Download
Key: YYMM.Issue#|Bantam Vol.Sanctum Vol (Note” “M” stands for Bantam Omni volume)