This educational textbook by Ali Kaupp, titled "HGG Vol 7 Small Scale Gas Producer Engine Systems" was published in 2007. It covers the subject area of Hydrogen Generator Gas and is intended for an intermediate educational level. The book is in a paperback format and written in English.

It belongs to the categories of Books & Magazines and Textbooks, Education & Reference. The book is published by Knowledge Publications Corporation and is part of the Engine System series. The author, Ali Kaupp provides detailed information on small scale gas production for use in engine systems.