Does the Library have any maps of old mining claims?
Yes. The Map Room has an excellent collection of old mining maps of Colorado. Mining maps of other states and countries are vigorously collected, but are not as numerous as ones of Colorado. The best way to find a mining map is to search the Library’s on-line catalog, Catalyst. To find a mining map, always start your search with the NARROWEST geographic focus; a search that is too geographically wide will yield many irrelevant items. If you are looking for a map of “North Table Mountain,” begin your search with that term. If that fails, expand to the next widest geographic term, in this case, “Golden.” If this proves unsuccessful, try “Jefferson County.” If that does not acquire requisite information, use the search term “Denver Basin.” If that search doesn’t produce the information you need, try “Colorado.” If you cannot find any items in Catalyst, or if you find too many items (over 10,000), see a librarian for guidance. WARNING: as you widen the geographic area of your search, the a
