YA-YY District Craft.

YA ASH LIGHTERS.

YAG DISTRICT AUXILIARY--MISCELLANEOUS.

YB BARGES.

YC OPEN LIGHTERS.

YCF CAR FLOATS.

YD FLOATING DERRICKS.

YF COVERED LIGHTERS.

YFB FERRYBOATS AND LAUNCHES.

YG GARBAGE LIGHTERS.

YH AMBULANCE BOATS.

YHB HOUSE BARGES.

YHT HEATING SCOWS.

YM DREDGES.

YMD MUD SCOWS.

YMT MOTOR TUGS.

YN DISTRICT CRAFT--NET TENDERS.

YNg DISTRICT CRAFT-GATE VESSELS.

YO OIL BARGES.

YOS OIL BARGES, STOWAGE.

YP DISTRICT PATROL VESSELS.

YPD PILE DRIVERS.

YPK PONTOON STOWAGE BARGES.

YR FLOATING WORK SHOPS.

YRC RESCUE CHAMBERS.

YS STEVEDORING BARGES.

YSD SEAPLANE WRECKING DERRICKS.

YSP SUBMARINE LIFTING PONTOONS.

YSR SLUDGE REMOVAL BARGES.

YT DISTRICT TUGS.

YTT TORPEDO-TESTING BARGES.

YV SEAPLANE BARGES.

YW WATER BARGES.

YX UNCLASSIFIED YARD CRAFT (NOW IX).

YY YARD CRAFT.


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Transcribed and formatted by Larry Jewell & Patrick Clancey, HyperWar Foundation