No author of the present day has become a greater favorite with boys than "Harry Castlemon;" every book by him is sure to meet with hearty reception by young readers generally. His naturalness and vivacity lead his readers from page to page with breathless interest, and when one volume is finished the fascinated reader, like Oliver Twist, asks "for more." ***Any volume sold separately. GUNBOAT SERIES. By Harry Castlemon. 6 vols., 12mo. Fully illustrated. Cloth, extra, printed in colors. In box $7 50 Frank, the Young Naturalist 1 25 Frank in the Woods 1 25 Frank on the Prairie 1 25 Frank on a Gunboat 1 25 Frank before Vicksburg 1 25 Frank on the Lower Mississippi 1 25 GO AHEAD SERIES. By Harry Castlemon. 3 vols,, 12mo. Fully illustrated. Cloth, extra, printed in colors. In box $3 75 Go Ahead; or, The Fisher Boy's Motto 1 25 No Moss; or, The Career of a Rolling Stone 1 25 Tom Newcombe; or, The Boy of Bad Habits 1 25 ROCKY MOUNTAIN SERIES. By Harry Castlemon. 3 vols., 12mo. Fully illustrated. Cloth, extra, printed in colors. In box $3 75 Frank at Don Carlos' Rancho 1 25 Frank among the Rancheros 1 25 Frank in the Mountains 1 25 SPORTSMAN'S CLUB SERIES. By Harry Castlemon. 3 vols., 12mo. Fully illustrated. Cloth, extra, printed in colors. In box $3 75 The Sportsman's Club in the Saddle 1 25 The Sportsman's Club Afloat 1 25 The Sportsman's Club among the Trappers 1 25 FRANK NELSON SERIES. By Harry Castlemon. 3 vols. 12mo. Fully illustrated. Cloth, extra, printed in colors. In box $3 75 Snowed Up; or, The Sportsman's Club in the Mts 1 25 Frank Nelson in the Forecastle; or, The Sportsman's Club among the Whalers 1 25 The Boy Traders; or, The Sportsman's Club among the Boers 1 25 BOY TRAPPER SERIES. By Harry Castlemon. 3 vols., 12mo. Fully illustrated. Cloth, extra, printed in colors. In box $3 75 The Buried Treasure; or, Old Jordan's "Haunt" 1 25 The Boy Trapper; or, How Dave Filled the Order 1 25 The Mail Carrier 1 25 ROUGHING IT SERIES. By Harry Castlemon. 3 vols., 12mo. Fully illustrated. Cloth, extra, printed in colors. In box $3 75