How much this site is used (as of April 2009)

How many "Fundamentals of Compressible Flow" book was download

We have reached the 135,000 downloads of the "Fundamentals of Compressible Flow Mechanics" book from over 150 (out of 193 or so) different countries.

How many "Fundamentals of Die Casting Design" book were download?

We have reached over 55,000 downloads of "Fundamentals of Die Casting Design" from over 100 different countries.

How many "Basics of Fluid Mechanics" book were download?

We have reached over 35,000 downloads of "Basics of Fluid Mechanics" uncounted different countries.

  What is the typical usage per month?

The daily usage in a heavy month is below:

The daily usage in a regular month like April is below:

The daily usage in a slow month like January is below:

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About Potto Project

Potto Project has been created by Dr. Genick Bar-Meir and friends to build open source software and open content textbooks for college students. Over 500,000 (half million) Potto Project books were downloaded from 165 different countries since 2005.

Potto Project is under open content licenses, which means that you will always have the freedom to use it, make copies of it, and improve it. You are encouraged to make use of these freedoms and share the textbooks and program with your family and friends!