The paper you are looking for is titled Moors and Masonry , a historical work by John G. Jones , originally published in
In Freemasonry, numbers often encode letters (simple cipher: A=1, B=2, etc.). 19 = S. Could “19 work” refer to the 19th letter? Possibly “S” for Secret , Spirit , or Sol (sun). moors and masonry pdf 19 work