The 1861 Twelve: A Rare Stamp Mystery

Lenny reached with gloved hands for the stamp album on the top shelf. He had not only found one of those rare twelve-cent 1861 stamps, but he was about to obtain it, cost-free and tax-free, thanks to his skills as a thief and burglar. With the stamp's rightful owner in the hospital and the house deserted, what could possible go wrong?