ALLEN, JOHN R.
Heat engines, by John R. Allen and Joseph A. Bursley. 4th ed.
ALLEN, JOHN R. Heat engines, by John R. Allen and Joseph A. Bursley. 4th ed. © 17Sep31; A41752. Helen L. Allen (C of J. R. Allen), Margery B. Angst, Rebecca B. Winder & Anne B. Steed (C of J. A. Bursley); 7Apr59; R234705.
Helen L. Allen|C of J. R. Allen||Margery B. Angst, Rebecca B. Winder & Anne B. Steed|C of J. A. Bursley