‘Jewels of the Earth’ in library
CELINA, OH (NWPR) – In 2006 Ron and Ruth Langsdon donated a substantial part of their personal rare mineral collection to the Mercer County Library in order for future generations to…
Mercer County Library
CELINA, OH (NWPR) – In 2006 Ron and Ruth Langsdon donated a substantial part of their personal rare mineral collection to the Mercer County Library in order for future generations to…