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Re: Instructions for Flat Bygrave
From: Gary LaPook
Date: 2024 Jun 2, 23:47 -0700

Here is a link to all of the posts about the Bygrave slide rule:
https://navlist.net/find/bygrave-from-date-2000-to-date-2024.

I remember Zvi's posts getting me started with my own investigation and building of my own bygrave:
https://navlist.net/find/bygrave-from-date-2008-to-date-2024-author-is-LaPook

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