Letter to William Meserole from Hugh Drake regarding the difference between Blackwell's patent application and that of Burt Scheiner's research in 1975.
'Use of the Duane D. Pearsall Papers Digital Collection is restricted under the "fair use" clause of the Copyright Law (Title 17, United States Code).
The images and documents in this collection are available for the sole purpose of private study, research, and/or scholarship.
Anyone wishing to use the images for commercial purposes, publication, or any purchase outside of "fair use" must obtain written permission from the WPI Archives & Special Collections.
For further information, please contact:
WPI Archives & Special Collections
George C. Gordon Library
100 Institute Road
Worcester, MA 01609
, Drake, Hugh
(1977). Letter to William Meserole, Esq. from Hugh Drake Re: Blackwell Application Serial No. 720,745. .
Retrieved from: http://digitalcommons.wpi.edu/ms055-02-0005/17