Capped Bust half dimes are comparably more common and easily obtainable than their earlier counterparts but also present their own challenges, particularly in the higher grades. This is especially true with the 1836 and 1837 half dimes, which have lower certified populations. Specialists of the series refer to the Logan-McCloskey reference titled "Federal Half Dimes: 1792-1837" for die variety listings with the LM prefix.