Chelsea Clock Co., Boston, Mass., for U.S. Navy, "Pilot House" timepiece, 8 day, time only, spring-driven rectangular movement in a polished brass case with 8.5 inch silvered dial and large subsidiary seconds above the center arbor, movement serial number

Chelsea Clock Co., Boston, Mass., for U.S. Navy, "Pilot House" timepiece, 8 day, time only, spring-driven rectangular movement in a polished brass case with 8.5 inch silvered dial and large subsidiary seconds above the center arbor, movement serial number 248815. Heavy brass case has mellow patina. Silvered dial is in excellent condition and has probably been nicely resilvered. Mounting holes in rear flange have been repaired by brazing. Three holes in bottom of case have also been filled. There is an extra set of holes in the ring that holds dial and movement to case. The less common rectangular Chelsea movement ticks briskly.