David W. Pitsch posted: >In all this talk about "VERTIGRIS" I can't help but wonder where this name came >from. >Anybody know? FYI: ver-di-gris n. 1. A blue or green powder consisting of basic cupric acetate used as a paint pigment and fungicide. 2. A green patina or crust of copper sulfate or copper chloride formed on copper, brass, and bronze exposed to air or seawater for long periods of time. American Heritage Electronic Dictionary 1992 Keith A. McGavern kam544@ionet.net Registered Piano Technician Oklahoma Chapter 731 Piano Technicians Guild USA
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