by land and water in and about the city especially. How their transports are secured against attempt to destroy them-whether by armed vessels upon the flanks, or by chains, booms, or any contrivances to keep off fire rafts. The number of men destined for the defense of the City and environs, endeavoring to designate the particular corps, and where each is posted. To be particular in describing the place where the works cross the island in the rear of the City-and how many redoubts are upon the line from the river to river, how many Cannon in each, and of what weight and whether the redoubts are closed or open next the city. Whether there are any works upon the Island of New York between those near the City and the works at Fort Knyphausen or Washington, and if any, whereabouts and of what kind. To be very particular to find out whether any works are thrown up on Harlem River, near Harlem Town, and whether Horn's Hook is fortified. If so, how many men are kept at each place, and what number and what sized cannon are in those works. To enquire whether they have dug pits within and in front of the lines and works in general, three or four feet deep, in which sharp pointed stakes are pointed. These are intended to receive and wound men who attempt a surprise at night. The state of the provisions, forage and fuel to be attended to, as also the health and spirits of the Army, Navy and City. These are the principal matters to be observed within the Island and about the City of New York. Many more may occur to a person of C. Junr's penetration which he will note and communicate. Culper Senior's station to be upon Long Island to receive and transmit the intelligence of Culper Junior... There can be scarcely any need of recommending the greatest caution and secrecy in a business so critical and dangerous. The following seem to be the best general rules: To entrust none but the persons fixed upon to transmit the business. To deliver the dispatches to none upon our side but those who shall be pitched upon for the purpose of receiving them and to transmit them and any intelligence that may be obtained to no one but the Commander-in-Chief. "Culper, Jr." Wasting little time to begin his spy