Zeitschriften, L:ilit8.er.: T~nsl8.nd 


tutiO!l. -::inutes of IJroceedinc[; of the 
Royal ~rtillery Institution. Vol.8.9.11-31. 
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8 
FortC8s.u.G.• T.: 'J:he JO<l2:'D.o.l of the Royal 
~l.rt illery.