PLATE 2

IMG:5166043906965201450_plate02.jpg:Plate 2 IMG:5166043906965201450_illo02a.jpg: Block-house. IMG:5166043906965201450_illo02b.jpg: Block-house. IMG:5166043906965201450_illo02c.jpg: Bill Hook, 1 lb 12 oz. 1′ 4 1 ⁄ 2 ″ IMG:5166043906965201450_illo02d.jpg: Bastion. A. bastion; a , curtain angle; b , shoulder angle; c , salient angle; a a , gorge; a b , flank; a d , curtain; b c , face. IMG:5166043906965201450_illo02e.jpg: Gatling Blind. IMG:5166043906965201450_illo02f.jpg: Barricade. IMG:5166043906965201450_illo02g.jpg: Bucklers. 1. Targe. 2. Franc. IMG:5166043906965201450_illo02h.jpg: Bridle. IMG:5166043906965201450_illo02i.jpg: Trestle Bridge. IMG:5166043906965201450_illo02j.jpg: Trestle Bridge. IMG:5166043906965201450_illo02k.jpg: BULLET-PROOF GATE. IMG:5166043906965201450_illo02l.jpg: Trestle Bridge. IMG:5166043906965201450_illo02m.jpg: Lashing. IMG:5166043906965201450_illo02n.jpg: Frame Bridge. IMG:5166043906965201450_illo02o.jpg: Sling Bridge. IMG:5166043906965201450_illo02p.jpg: Tension Bridge. IMG:5166043906965201450_illo02q.jpg: Frame Bridge. IMG:5166043906965201450_illo02r.jpg: Suspension Bridge. IMG:5166043906965201450_illo02s.jpg: Holdfasts. IMG:5166043906965201450_illo02t.jpg: Suspension Bridge.