Rifling Details

MNO has been evaluated as being between Tetryl and TNT in performance, but of considerably lower stability because of a hydrolytic action with w (Ref 5). It is reported to form a eutectic with PETN, having the compn MNO 30, PETN 70%, which is liq at 100° and which, cast, passes a rifle-bullet test (Ref 3). A detailed study of the expl properties of MNO is given by MacDougall (Ref 5). MNO and analagous di-... 

The larger rifles such as the familiar military rifle use cartridges of the type shown in Fig. 19.3. The relatively heavy base contains centrally a pyrotechnic percussion igniter (cap) and also a rim on which the ejector mechanism operates. Bullets can be made of various materials, but the detailed construction depends on whether they are to be used for armour piercing, anti-personnel, incendiary or tracer purposes. In operation, the primer is fired by the striking pin of the rifle, the propellant ignites and the... 

Cartridges for propelling rifle grenades are briefly described in Vol 2 of Encycl, p C74-R, item c) and illustrated on p C75. More detailed description is given in "Small Arms Ammunition", TM 9—1305—200(1961), pp 50—1... 

Bombcannon of Krupp(Die Krupp sche 5.3-cm Bombenkanone, in Ger). A cannon which could shoot large bombs in a manner similar to rifle grenades. A detailed description is given in the Ref... 

The Doctor took his time turning, fairly sure what to expect. Sure enough, there was a young officer in a similar uniform to Sund s, levelling a fat-barrelled rifle at him. A familiar enough scene, despite the novelty of it all the difference was usually in the details. 

A simple crossbow Is detailed on p, 31 of the Survivor lt s a good design but Iike most other crossbows it can only be used to shoot arrows or bolts, A crossbow with an enclosed barrel Is better because one,steel balls and other round ammo can be used and two,rifle sights can be mounted on top of the stock.A crossbow of this kind can be made by anyone at all skilled in woodwork for about 15 ... 

The powdaa box (Fig. 23 Ac 24) ia made of braaa 3116 thick and it construction will be readily understood from akctch. The bottom conaiSta of three braaa. plalea, each H thick, drilled with 3/16 holes spaced at same distance as those in funnel plate. The holes in upper and middle plates are nearer the rear of the box than the holes in the bottom plate. The upper and lower plates are fixed but the middle plate moves forward and backward VjV When it is pushed ba the holes, in it and the top plate are in line, so when the box is charged with rifle powder, the holes in middle plate become filled. When the center fdate is drawn forward the holes in it and these in the bottom plate come, into line and the little powder charge in each hole falls out into the roman candle bdow it Detail at (Fig. 24) (b). 

IF YOU can t hit the buli s-eye with a i er s bow and arrow, try one of these n bows and you ll find yourself hitting the every lime from distances up to 60 yds. 1 for hunting, too a 160-lb. steel bow will % short of an elephant. Two models are this story, both very similar in constri that one h s a wood bow and the other Comparative data is given in table of Fig Stock for wood bow The stock of tl can be madr from white pine. Its shape like a mode n rifle as can be seen in Fig job by making a full-size drawing of the ing the full detail at the trigger as sho Transfer the stock outline to wl... 

---