Burial:Main Street Cemetery EasthamptonHampshire CountyMassachusetts, USAJoshua is buried next to wife Concurrance Porter Knowles (who shares a grave with their son Adison Knowles) and his daughter Clarissa is also buried next to his wife. If you go into the cemetery, the graves are on the left. There is an obelisk. Go straight back abt 10 or so graves and you will see the distinct grave of Concurrance and son Adison (the twin top)