Man, you guys are good - even despite the heavily pixelated photos (a problem I hope will be rectified shortly, but probably not for a little bit, as we're super busy with National Coin Week stuff here at the ANA HQ.)
#1 - 1804 Half Cent, Spiked Chin Variety.
#2 - 1817 Large Cent, 13 Stars Obverse Variety.
#3 - 1865 Indian Head Cent ("L" is for J.B. Longacre; dsigner's initial.)
Thanks for playing, everyone - more of these quizzes coming soon!