1775-83 Revolutionary War Public Service:2620, Augusta County, List II, p. 13. Casper Silling, residing in Auguata County, Virginia, was issued a certificate based on his claim for supplies provided to the American army.

1776 Land Purchase:559, v. 3, p. 230 (Augusta County Deed Book no. 21, p. 545) 20th March 1776, William Anderson and Rebecca () and Samuel Anderson to Casper Silling, part of 195 acres patented to Robert Boyd, 10th March 1756, and conveyed to Robert Boyd, heir of Robert, to Robert Young.

1790 Augusta County, Virginia Tax List:2601, District B, p. 17. 16 June 1790, Gasper Sillern, three white male tithables over the age of 16, no slaves, 7 horses. Assume the three male tithables included Gasper and his Andrew. Son Abraham was taxed separately and assessed on the same day. Enos Jones and family was assessed on the same day.

1800 Augusta County, Virginia Tax List:2601, District B, p. 27. April 10, 1800, Gasper Silling, three white male tithables over the age of 16, no slaves, 6 horses, $72 tax. Tax assessor visited son Abraham on the same day and visited son Andrew on 2 April 1800 and son John2601, District B, p. 28. on 26 May 1800. John Patterson2601, District B, p. 23. and sons Adam and George were visited on the same day as Andrew.

1810 U.S. Census:2605
Augusta County, Virginia
Head of Family •• Jasper Sillings
Males over 45 •• 1 << Gasper Sillin
Females 16-26 •• 2
Females over 45 •• 1 << wife

1820 U.S. Census:2606
Augusta County, Virginia
Head of Family •• Gasper Sillings
Males over 45 •• 1 << Gasper Sillin
Females 16-26 •• 1
Females over 45 •• 1 << wife

1836 Disposition of Estate:1365 Son Andrew Sillin wrote a letter to his brother John Sillin regarding disposition of the land Gasper Silling, deceased, and support for Gasper’s widow.