Trigonometry,Silver, Howard A,Prentice Hall PTR

Howard A. Silver

Money, Silver, and Finance, by J. Howard Cowperthwait.

John Howard. Cowperthwait

Nevada silver, by Charles Howard Shinn.

Charles Howard Shinn

Otto of the Silver Hand, Written and Illustrated by Howard Pyle.

Howard Pyle

The Silver Oar ~ by Howard Breslin

The Curly Tops at Silver Lake by Howard R. Garis

The Treasure of Traprain