map help

  1. 1856 Map... What does SM mean?

    Howdy! I have been perusing this map of ashtabula county from 1856 a lot recently and I can't help but notice something like this "+ SM" in some locations, often by a creek but not always. I have no idea what this means but I am sure someone else does, If you have any idea please respond! I...
    • Noah_D
    • Thread
    • ashtabula county map help map research maps old ohio
    • Replies: 25
    • Forum: Maps

  2. Map research for historical hot spots.

    Hello fellow hunters! I'm in SE Florida and have been hunting for just over a month or so. I'm seeking any guidance or input on map research methods or tips for potential detecting grounds. I've found some cool resources online for old maps of Florida and state recognized historical...
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