How do I find a topo?
Use the Index Viewer, select the state, then locate the area you are interested in, jot down the name(s) of the maps, then enter part or all of the name into the “Search for a Map” box, press the magnifying glass button, then select your map. Or use the place name search to find a 24k topo; searching by city, river, landmark, etc. and then link directly to a search for the map.