Please report any broken links or trouble you might come across to the Webmaster. Please take a moment to let us know so that we can correct any problems and make your visit as enjoyable and as informative as possible.

NavSource Online: Patrol Craft Sweeper
Photo Archive

John Blish (AGSC 10)
ex-John Blish (AGS 10)

Call sign:
Nan - Tare - Yoke - Xray


PCS-1376 Class Patrol Craft Sweeper:

  • Originally planned as PC-1457 but reclassified as PCS-1457 in April 1943
  • Laid down 23 May 1943 at Ballard Marine Railway Co., Seattle, WA
  • Launched 6 September 1943
  • Commissioned USS PCS-1457, 26 February 1944
  • Reclassified as a Hydrographic Survey Ship, AGS-10, 20 March 1945
  • Named John Blish 24 March 1945
  • Reclassified as a Coastal Surveying Ship, AGSC-10, 27 July 1946
  • Decommissioned 22 August 1949
  • Sold for scrap 10 February 1950 to Boston Metals Co. of Baltimore, MD.


  • Displacement 245 t. (lt), 338 t. (fl)
  • Length 136'
  • Beam 24' 6"
  • Draft 8' 7"
  • Speed 14.1 kts.
  • Complement 57
  • Armament: One 3"/50 dual purpose gun mount, one 20mm gun mount, four depth charge projectors, one depth charge projector (hedgehog), and two depth charge tracks
  • Propulsion: Two 800bhp General Motors 8-268A diesel engines, Snow and Knobstedt single reduction gear, two shafts.
    Click on thumbnail
    for full size image
    Size Image Description Source
    USS PCS-1457
    PCS-1457 110k 21 February 1944 Robert Hurst
    PCS-1457 113k . Ramon Jackson
    USS John Blish (AGS 10)
    PCS-1457 113k c. April/May 1945
    Anchored at Okinawa still wearing her old hull number
    LTJG Dave Conrad, LCI(M)-1012
    via LTJG Phil Dampf, LCI(M)-1010

    View the John Blish (AGSC 10)
    DANFS history entry located on the Naval History and Heritage Command website
    Additional Resources and Web Sites of Interest
    Patrol Craft Sailors Association
    Back To The Main Photo Index Back to the Patrol Craft/Gunboat/Submarine Chaser Ship Index Back to the Patrol Craft Sweeper (PCS) Photo Index Back to the Auxiliary Ship Index Back to the Survey Ship (AGS) Photo Index

    Problems and site related matters, E-mail Webmaster
    This page created by Gary P. Priolo and maintained by Joe Radigan
    All pages copyright NavSource Naval History