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., l2mo. 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 Garnet 1 25 ROUGHING IT SERIES. By Harry Castlemon. 3 vols., 12mo. Fully illustrated. Cloth, extra, printed in colors. In box $3 75 George in Camp; or, Life on the Plains 1 25 George at the Wheel; or, Life in a Pilot House 1 25 George at the Fort; or, Life Among the Soldiers 1 25