SMITH, DAVID EUGENE.
Essentials of trigonometry, by David Eugene Smith, William David Reeve and Edward Longworth Morss.
SMITH, DAVID EUGENE. Essentials of trigonometry, by David Eugene Smith, William David Reeve and Edward Longworth Morss. © 3Jan28; A1018753. William David Reeve & Edward Longworth Morss (A); 4Jan55; R142794.
William David Reeve & Edward Longworth Morss|A