Per 1850 census Maury Co. TN, Sam's father Frederick H. Watkins has real estate valued at 16,250 and is listed as a farmer
Per 1850 census Slave Inhabitants owned by Frederick H Watkins is a total of 62

Per 1860 census Maury Co. TN CD13, Frederick is listed as a farmer who owned 102,250 real estate and 137,912 personal estate
Per 1860 census Slave Inhabitants owned by Fredeick H Watkins is a total of 80 (28 males/52 females)

The Slave Inhabitants lists only the slaves gender and age. I have not found any names for the slaves.