DM's Little Black Book Blank Version
The DM's Little Black Book Blank Version is a pocket-sized collection of blank tables and grid sheets for DM's to create their own material in.
It features 12 pages of blank tables formatted for dice rolls ranging from 1d6/d8 up to 1d30. There are also 5 pages with a dot grid for notes and maps. The back cover features the same Wheel of Fortune design as the prefilled version of the booklet.
A version of this booklet filled with content is also available here:
and a combo pack here:
A PDF edition available from DriveThru RPG also includes bonus tables not included in the print edition, along with blank table templates for creating your own content. Get it here: https://www.drivethrurpg.com/product/354983/Dungeon-Masters-Little-Black-Book