This is a softcover Operating Manual for Microseismic Research by Marian H. Gilmore, Geophysicist published by W. F. Sprengnether Instrument Company, Inc. This appears to be from the 1950's and there are a total of 41 pages. This book is in overall fair to good condition. The outer covers show some wear. This is an ex-library book. Please look at the photos and ask any questions you might have.
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We have proudly operated on eBay for more than 25 years. We invite you to review our excellent feedback and purchase with complete assurance. We encourage you to explore all of our items on eBay. We are happy to combine purchased items to reduce shipping costs. Additionally, please consider subscribing to our email list for future discounts and updates. We are continually looking to enhance our inventory. If you possess a collection of paper collectibles, magazines, books, or newspapers, please feel free to reach out to us.