A Preliminary Investigation of the Static and Dynamic Longitudinal Stability of a Grunberg Hydrofoil System

By Norman S. Land
Published: Washington D. C., N. A. C.A. 
National Advisory Committee for Aeronautics
1952

No copies for sale at online bookseller sites and no copies for sale on eBay

The book measures 7 3/4 x 10 1/2 inches, stapled binding, printed wrappers, 48 pages, some soiling, age fading and edge wear to the covers with creases at tips otherwise in very good condition, odor free. 

This is a scarce copy of this research memorandum, it will be a welcome addition to your reference archive..

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