All shoulder straps, except for gunners, boatswains, carpenters, and sailmakers, are to be of navy-blue cloth, four inches and a quarter long, and one inch and a half wide, including the border, which is to be a quarter of an inch wide, and embroidered in gold.
The centre and end ornaments, or distinctions of the line and staff, and indications of rank, are to be embroidered in gold or in silver, as hereinafter designated, and are to be as follows:
FOR PROFESSORS OF MORE THAN TWELVE YEARS.
Plain centre circle, five-sixths inch in diameter, with letter in relief.
Yellow centre, with letter P in old English in relief, in Silver, with leaf at each end, embroidered in Silver.
FOR PROFESSORS OF LESS THAN TWELVE YEARS.
Plain centre circle, five-sixths inch in diameter, with letter in relief. Border one-fourth inch wide.
Yellow centre, with letter P in old English, in Silver, and leaf at each end to be embroidered in Gold.
Bars, two-tenths inch wide, one-half inch long. Bars, four-tenths inch from end of Strap. Space between Bars one-tenth inch.
Letter S in old English, embroidered in Silver, in centre, and two bars at each end embroidered in Gold.
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