Patrick W. Tank, Lippincott

$42.00

M. Nordin - V. Frankel, Lippincott

$96.00

John T. Daugirdas, Lippincott

$86.40

Bezares, Mcgraw Hill

$36.00

Burke A. Cunha, Mcgraw Hill

$30.00

G. Rodriguez - J. Vaquero, Diaz de Santos

$63.60

R. Walls - M. Murphy, Lippincott

$50.58

Jose F. Gonzalez, Mcgraw Hill

$45.60

Cassimeris

$102.00

Gerard M. Doherty, Mcgraw Hill

$117.60

Esp. y Mgs. Aura M. Parra, Luz

$8.30

Joseph E. Muscolino, Lippincott

$69.60

Insp, Mcgraw Hill

$31.20

Francisco A. Orduña P., Diaz de Santos

$36.00

Miriam Guana, Mcgraw Hill

$61.89