The first digit (7) is the county number. The Connecticut county numbers for the Charles R. Hale Collection are as follows.
1. Hartford County
2. New haven County
3. New London County
4. Fairfield County
5. Windham County
6. Litchfield County
7. Middlesex County
8. Tolland County
In this example the county happens to be Middlesex County.
The second and third digits (12) is the town number. For each county the first town number reverts back to one. The town numbers for each county are some what, but not necessarily in alphabetical order. In this Example the second and third digits (12) happens to be Old Saybrook.
The number after the hyphen (1) which may be one or two digits, is the cemetery number. For each town the cemetery number always reverts back to the number one. In this example cemetery number one happens to be the number for the Cypress Cemetery.
In summery the cemetery number 712-1 tells us that this is Cypress Cemetery, located in the town of Old Saybrook, Middlesex County, Connecticut.
At hale-collection.com we are indexing all our cemetery records using this numbering system.