A New series of Books and Apps for the Surveying, Engineering, GIS Professionals and aspiring Students.



These Books and Apps are modern and “Very Affordable”.


Reference and Training material for the LSIT, PLS, EIT and PE Exams.


No nonsense, straight forward, step by step solutions.

Amazon 5 Star Rating!

Lee Roy -

“A great way to store on the computer the equations used in surveying. Mr. Crume did a great job with these surveying booklets.”

Gregory -

“Great book….

Bought the whole set!”


Richmond -

The name says it all “Made Simple”

June Newsletter

What are Geodetic Datums?

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