File:Collier's new encyclopedia - a loose-leaf and self-revising reference work with 515 illustrations and ninety-six maps (1921) (14597480560).jpg

Identifier: colliersnewencyc01newy (find matches)
Title: Collier's new encyclopedia : a loose-leaf and self-revising reference work ... with 515 illustrations and ninety-six maps
Year: 1921 (1920s)
Authors:
Subjects: Encyclopedias and dictionaries
Publisher: New York : P. F. Collier
Contributing Library: University of California Libraries
Digitizing Sponsor: Internet Archive

View Book Page: Book Viewer
About This Book: Catalog Entry
View All Images: All Images From Book
Click here to view book online to see this illustration in context in a browseable online version of this book.

Text Appearing Before Image:
the family ammonitidas. The shellis discoidal, the inner whorls more orless concealed, the septa undulated, thesutures lobed and foliated, and the si-phuncle dorsal. The ancients venerated them, as theHindus still do. About 700 so-calledspecies have been described, rangingfrom the trias to the chalk. AMMONIUM, the name given by Ber-zelius to a supposed monatomic radical(NH.). AMMUNITION, a term applied tothe ordnance stores used in the firing ofguns of every sort and caliber. The AMMUNITION 150 AMMUNITION term includes gunpowder, projectiles, rim or groove around the base which is primers, and accessories. The term seized by the extractor in removing the fixed ammunition is applied to the empty case after firing. condition when powder, projectile, or primer are combined in the single piece, rIME FUSES so as to be ready for firing when placed / ( in the gun. It is also employed in the / Y case of ammunition for large guns, in which the powder is inclosed in a metal- f>eHCt/SSIONFUSE
Text Appearing After Image:
GUN SHELLS. A. French 75 mm. Shrapnel Shell B. BritiBh 13 Pounder Shrapnel Shell C. United State High Explosive Shell lie case which is primed, but is loadedseparately from the projectile. Thistype of ammunition is now seldom used.The ammunition used in heavy guns isalmost always fixed for calibers of lessthan 4 inches. The metallic cartridgeease employed for fixed ammunition isusually made of brass of the best qual-ity stamped from sheets or plates ofvarying thickness. The cases have a GUN SHELLS A. United States 3 Shrapnel Shell B. Russian 3 Shrapnel Shell C. German 3.30 Shrapnel Shell For guns of larger caliber, the propel-ling force, which is gunpowder, is in-closed in bags made of cloth. Thecharges are divided into sections whenthe weight of the complete charge ismore than 100 pounds. The charges are ignited by primerswhich are of four types: percussion,friction, electric, and percussion andelectric combined. The ammunition sup- AMMUNITION 151 AMMUNITION ply for the army of the U

Note About Images