This page is part of the web mail archives of SRFI 20 from before July 7th, 2015. The new archives for SRFI 20 contain all messages, not just those from before July 7th, 2015.
It was not immediately apparent to me that Mono-Fields and Poly-Fields were named fields and named, indexed fields (Smalltalk uses the terms "named slots" and "indexed slots" but only allows one set of indices). Changing the names of Mono-Field and Poly-Field to something like Simple-Field (or Field) and Indexed-Field would improve understandability. $0.02, -KenD