174 MANUAL OF PACK TRANSPORTATION. 



kersey material contrasting in color with body 14 inches wide; to be 

 sewed down with one seam on edges and one seam through center to 

 first thickness or top blanket. 



Center of one side of top blanket is provided with a numeral, 8 

 inches high, numbei-s running from 1 to 50, sewed down to first thick- 

 ness or top blanket. Good tamied sheepskin is required for the pur- 

 pose. The two thicknesses of underpinning to be basted down to 

 first thickness or top blanket. 



Sweat cloth to be of No. 10, 32-inch, cotton duck, 3 inches wider 

 on sides and ends, lapped over corona, 2 inches from the edge all 

 around, to be sewed down (ov(^r all) with two seams, machine stitch, 

 three-cord flax thread, six stitches to the inch, measuring three- 

 sixteenths of an inch from the inner edge for the first and 1^ inches 

 for the second. In folding corners bring the overlap at right angles 

 and sew down in customary manner. 



THE PACK BLANKET. 



(6) Size. — To be not less than 8 feet long nor more than 6 feet 

 wide finished. 



Weight. — To weigh not less tJian 5 pounds. 



Wool. — ^To be of pure long, staple wool, free from shoddy, re- 

 worked wool, cotton, or any impure material. 



Strength. — To be capable of sustaining a tensile strength without 

 breaking of 35 pounds to the inch w^arp ways and 40 pounds without 

 breaking to the inch filling ways. To insure an even strain on threads, 

 care must be taken that the material is placed in the jaws of the dyna- 

 mometer at exactly right angles to the opposite system of threads. 



Color. — -To be a mixture of an olive drab shade as required by 

 standard issue blanket, or may be gray in color. 



Border. — An olive-brown border about 3 inches wide to extend 

 across the blanket about 8 inches from each end ; the woolen border 

 to be of the same grade as the body of the blanket; to conform in 

 shape to the border of standard issue blanket, and to withstand the 

 official tests for permanency of color. 



Brand.— Each blanket to have the letters "U. S., Q. M. C, P. T." 

 not less than 4f inches high; the lettering to be worked through the 

 blanket either by hand or machine, using a yarn composed of the 

 same material, shade, and permanency of dye as that of the border, or 

 the letters may be dyed with the best cochineals. Place lengthwise in 

 center of blanket. 



Each blanket to be manufactured in a thorough and workmanlike 

 manner, the ends to be secured from raveling by gimp and elastic 

 overlook stitch, as provided for standard-issue blanket. 



(7) To be made of solid black harness leather, regulation size, 

 six ring halters^ and provided with brow band and nalter shank 

 with swivel snap, size of eyebolt 1 inch, to be provided with a section 

 of one-half inch rope, cut 8 feet long; lap 4 inches on eye and plait 

 down in customary manner, the opposite end to be well wrapped or 

 seized. 



