At one stop , Robert mistakenly handed the bag to a hotel clerk , who deposited it behind his desk with several others .
During the trip , Lincoln 's son Robert was entrusted by his father with a carpetbag containing the speech .
At one stop , Robert mistakenly handed the bag to a hotel clerk , who deposited Lincoln behind son 's desk with several others .
During the trip , Lincoln 's son Robert was entrusted by his father with a carpetbag containing the speech .