Vintage Knitting for the Red Cross

You may want to refer to the knitting instructions from 1918.

#7  Hot-Water-Bottle Cover

Hot-Water-Bottle Cover

White knitting-cotton (medium weight); 1 pair Red Cross needles No. 1.

Cast on 56 stitches, knit 2, purl 2 and repeat until the work is 4 inches deep. Then knit back and forth plain for 9½ inches more, or until entire work measures 13½ inches. Next decrease 2 stitches at beginning and 2 stitches at end of each needle until there are sixteen stitches left, and bind off. Make another piece in same manner and sew together. Attach a 20-inch piece of tape to seam at one side of ribbing to tie around neck of bottle.