Searching for Mcclelland S Sarah and Her Brother Edward Mcclelland C

Searching for McClelland's. Sarah and her brother Edward Mcclelland came to Pittsburgh from Killyleagh County Down around 1877. They were orphans and lived with relatives, possibly the Boyles. Sarah and Edward were the children on James and Mary Boyles McClelland. Sarah was about 4 and Edward about 11 when they arrived in Pittsburgh.