wigwag flag signals
... that an officer continued to send wigwag flag signals with a bedsheet after the flagman retreated during Pickett's Charge in 1863?
... that an officer continued to send <b id="mwBb8"><a href="./Wigwag_(flag_signals)" id="mwBcA" rel="mw:WikiLink" title="Wigwag (flag signals)">wigwag flag signals</a></b> <i id="mwBcE">(example flags pictured)</i> with a bedsheet after the flagman retreated during <a href="./Pickett's_Charge" id="mwBcI" rel="mw:WikiLink" title="Pickett's Charge">Pickett's Charge</a> in 1863?