"First: shortly after I arrived in London, some months ago, I began to make inquiries about the location of Hooke’s papers and instruments. Henry Arlanc was the first man I asked. Not long after, I learned that word of my interest had spread through the demimonde with incredible rapidity, which made me suspect that Henry had talked to someone. Second: supposing that you, Isaac, were the intended victim of the first Infernal Device—that this was an attempt by Jack the Coiner to assassinate you, his most formidable foe—how would Jack have known that it was your habit to work late Sunday evenings at Crane Court? For you went to some pains to prevent this from being widely known, specifically so that you would not be disturbed by favor-seekers. Only Arlanc and a few others knew of this.