My husband's great great grandfather Grant George Murlin was a brother to John Murlin who married Sarah Dodderer. Their father was William Murlin born 1810who was the son of Richard Murlin born 1735 in England and married to Elizabeth ????.
If you want to look in Genforum for George Philip Dudra you can find information on Sarah Dodderer.
If you want me to send you copies of what I have I would be glad to.Just send me your address.It took me a while to find any information past my husband's grandfather.