Rely on the Atlas and Gazetteer for the utmost in trip planning and backcountry access. Each volume contains topographic maps with unbeatable detail, plus gazetteer information on great places to go and things to do. Scale equals 1:80,000 or 1"=1.3 miles. Contour Interval 80'.Each page covers 12.9 miles x 17.3 miles and includes GPS Grids and tick marks, Index Placenames and map features. Street Maps included Boston and Vicinity, Springfield and Worcester. 60 pages of maps, 80 pages total.DeLorme Map Staff is the author of 'Massachusetts Atlas & Gazetteer' with ISBN 9780899333410 and ISBN 0899333419.