# How do I offer an object to the MGMH? Please send a letter or e-mail telling us about your object and whether you are offering it as a gift or as a bequest. It will help us greatly if you can enclose photographs or digital images. Please provide a description, including materials, date of manufacture and/or collection, and dimensions; verifiable record of authenticity and provenance (history of ownership); and information about any prior treatments with preservative chemicals. This information can be sent to: The Mineralogical & Geological Museum, Harvard University 24 Oxford Street Cambridge, MA 02138 E-mail: See also:- [ GIVE ](/faq/give)