Collectibles -> Science-Medical -> Surveying Equipment While many people collect cat figurines, dolls, books, sports memorabilia and almost anything you can think of, fewer people collect things like surveying equipment, medical instruments, mining tools and things of that nature. But those who do collect them are enthusiastic about their hobby, and usually quite well-versed on the history of the things they collect. A piece of antique surveying equipment isn’t just something old and