SMITH, PERCY F.
Mathematical tables and formulas, by Percy F. Smith and William Raymond Longley.
SMITH, PERCY F. Mathematical tables and formulas, by Percy F. Smith and William Raymond Longley. © 2Feb29; A4470. Percy F. Smith & William R. Longley (A); 13Nov56; R181258.
Percy F. Smith & William R. Longley|A