On a desk he saw letters in Latin from gentlemen in Prague, Naples, St.-Germain, addressed to JEOVA SANCTUS UNUS. Through gaps between them Daniel saw parts of a large drawing that had been pinned down to the surface of the table. It looked like a floor plan of a building. Daniel moved some papers and books out of the way to expose more of it. He was wondering whether Isaac – like Wren, Hooke, and Daniel himself – had gone into Architecture.