Star Trek Engineering Notebook
Star Trek Engineering Notebook - Passport Sized Mini Notebook

Summary 
Publisher's description
A useful pocket notebook with Phaser, Fleet Communicator, and Tricorder schematics for reference - and plenty of room to record your concepts, data, and inventions.
A beautifully decorated durable mini notebook, for all your thoughts on the go.
Notebook measures 5" × 3.5" and has 48 pages. Fits in a purse or back pocket.

Engineering Notebook