From: Dictionary of American Naval Fighting Ships
[Transcribers Note: For various reasons some vessels were omitted from DANFS Vol. I. Among these was the Admirable class minesweeper Breakhorn. However, brief details of this ship are given in Vol. V, Appendix II - Minecraft. The following is the entry for Breakhorn in Part A - Minesweepers (AM) of that Appendix:]
Built at Willamette Iron and Steel Corp., Portland, Oreg.
Keel laid 9/18/43; Launched 7/4/44; construction canceled 11/1/45.