=Yates, Richard=, member of Congress, governor of Illinois,
  United States senator Lincoln advocates his reelection, 96;
  commissions Grant, 265;
  appoints J.F.  Jaquess colonel of volunteer regiment, 461

=Yorktown=, Virginia, siege of, April 5 to May 3, 1862, 301

=Zollicoffer, Felix K.=, member of Congress,
  Confederate brigadier-general, in eastern Kentucky, 254;
  defeated by Thomas, 265

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