This Corporate License permits Licensee to use specified portions of  Crain's Petrophysical Handbook for the sole purpose of presenting seminars, courses, or self directed training capabilities, within the Licensee's premises, based on this material to employees and contract employees of Licensee for their professional development.

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This License will terminate automatically if Licensee breaches any of the terms, conditions, or limitations contained in the License.

This License is not transferable without written permission from the Copyright Holder and payment of an additional fee to the Copyright Holder.

The entire content of the Handbook is the Copyrighted Intellectual Property of the Author, E. R. (Ross) Crain, P.Eng. (the "Copyright Holder").
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The Handbook is published online by the Copyright Holder at The proper citation for this work is "Crain's Petrophysical Handbook by E. R. (Ross) Crain, P.Eng., online at, 2018".


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