Dividing head indexing attachment for an old lathe uses a Vernier system.
PROJECTS IN METAL Feb 1988 (v.1#1) pg. 16
Added Info PROJECTS IN METAL Dec 1988 (v.1#6) pg. 3
Rapid production of dividing head index plates. Using an inexpensive spin-jig (spin-dex) as part of a semi-automated indexing method requiring no layouts whatever.
PROJECTS IN METAL Dec 1989 (v.2#6) pg. 4