The following list of help topics will link you to the appropriate section. To return to the list, click the back button on your navigation toolbar or scroll to the top of the page.

• Browsing the Maps
• Searching the Maps
• Navigating the Maps

Browsing the Maps

• Choose and click on a volume from the browse list.
• Click on the area of the Index Map you wish to view.
• Please Note: Some plates have 2 plats. On the index map we have identified these plats as an A or B. (e.g., 1A, 1B, 2A, 2B, etc.). The A and B halves are not designated in the index map itself. As you move your cursor over the index map, the browser status bar below will indicate the linked plat.
• Please read the Navigating the Maps section for directions to navigate and alter the size or resolution of the map.

Searching the Maps

Street Search

• Click on the Street Search link on the Map Search Page.
• Enter part or all of a street name in the search box. Searches are automatically wildcarded before and after your search term. For example: a search on ford gets results including Bedford st, Fordham ave, Ford st, and Trafford st. For an internal wildcard, use the percent sign (%). Street numbers must be searched as both words (ninth) and numbers (9th) for most complete results.
• Including a street suffix such as st or ave may also be entered to limit search results.
• Submit your query. A page of results matching your street search displays. The list contains the name and city or neighborhood of the steet. The number of results matching your search displays at the top of the page; by default, 25 results are listed on each page. Use the 'Next Results' links at the top and bottom of the list to view additional results if neccessary.
• Click on the street name you want to view. This displays a list of plates that include the street. The list indicates the plate number, volume number, and year for each result.
• Click on the plate number you want and the map containing the street will display.
• Please read the Navigating the Maps section for directions to navigate and alter the size or resolution of the map.
• To return to your previous search results, use your Web browser's back button. To perform a new search, click on the Search link on the top of the page.

Building Search

• Click on the Building Search link on the Map Search Page.
• Enter part or all of a building name in the search box. Searches are automatically wildcarded before and after your search term. For example, results for a search using the word port include Glassport Station, McKeesport Brewing Co, and Port Perry Station.
• Choose a building type from the pull down menu to limit your search results. Please note that you may also search on just a building type and leave the building name space blank to search for a list of buildings by type.
• Submit your query. A page of results matching your building name and/or type search displays. The number of results matching your search displays at the top of the page; by default, 25 results are listed on each page. Use the 'Next Results' links at the top and bottom of the list to view additional results if neccessary.
• Click on the building name you want to view. This displays a list of plates that include this building. The list gives plate numbers, volume numbers, and years for each result.
• Click on the plate number you want and the map is zoomed into the location of the building.
• Please read the Navigating the Maps section for directions to navigate and alter the size or resolution of the map.
• To return to your previous search results, use your Web browser's back button. To perform a new search click on the Search link on the top of the page.

Navigating the Maps

Navigation Tools

• Select a resolution level (100% zoom, 50% zoom, 25% zoom, 12% zoom) and an image size (600 x 400 pixels, 800 x 600 pixels, 1024 x 768 pixels) and then click on the area of the map you wish to view. Please note that resolution size depends on your monitor capabilities. The area you clicked will be located in the center of the new image. The information below Current Image Resolution gives the resolution and image size of the current view.
• The Navigation View, a thumbnail image, features a red box that outlines which part of the map is being displayed. The Navigation View can also be used to navigate the map. Just click on the area of the map you wish to view (with or without adjusting the resolution and size buttons).
• To return to the original view of the map, click on the View Full Map link located directly above the map.
• Below the map are lists of buildings and landmarks found on the map. Click on the building or landmark you wish to view. The map will zoom into the choosen building or landmark.
• If you want to view other maps in the same volume, click on the Index Map link above the navigational tools.

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Historic Pittsburgh is hosted by the University of Pittsburgh's Digital Research Library.