FILE: DRG_LIST.TXT DATE: November 20, 1997 ***************************************************************************** FILE LISTING AND DESCRIPTION OF THE DATA SETS This section contains a full file listing and size description of the data. There is a one-to-one correspondence between data files and their respective world and metadata files. World files are stored in DATA directory along with the data (.TIF) files. Metadata files are stored in the METADATA subdirectory. Both file types have the same root name as the data file. Data Set Name category identifier codes are referenced at the bottom of this listing. ***************************************************************************** Data Set Name Scale Quadrangle Name State Data Set Size ------------- -------- --------------- -------- ------------- C42070A1.TIF 1:250000 Boston MA-NH-RI-CT 9301094 F42071A1.TIF 1:100000 Boston MA-RI-CT 22635826 F42071E1.TIF 1:100000 Lowell MA-NH 18665558 K42071A1.TIF 1:25000 Brockton MA 12797882 K42071A3.TIF 1:25000 Franklin MA-RI 14897882 K42071A5.TIF 1:25000 Uxbridge MA-RI 13159526 K42071A7.TIF 1:25000 Webster MA-CT-RI 16514034 K42071B1.TIF 1:25000 Norwood MA 18004406 K42071B3.TIF 1:25000 Medfield MA 14023134 K42071B5.TIF 1:25000 Midford MA 15900126 K42071B7.TIF 1:25000 Worcester South MA 18230472 K42071C1.TIF 1:25000 Boston South MA 24859108 K42071C3.TIF 1:25000 Framingham MA 12630174 K42071C5.TIF 1:25000 Marlborough MA 15915834 K42071C7.TIF 1:25000 Worcester North MA 19693330 K42071D1.TIF 1:25000 Boston North MA 21295938 K42071D3.TIF 1:25000 Maynard MA 14093394 K42071D5.TIF 1:25000 Hudson MA 15799686 K42071D7.TIF 1:25000 Sterling MA 15157996 K42071E1.TIF 1:25000 Reading MA 11393078 K42071E3.TIF 1:25000 Billerica MA 14235346 K42071E5.TIF 1:25000 Ayer MA 12931632 K42071E7.TIF 1:25000 Fitchburg MA 17143714 K42071F1.TIF 1:25000 Lawrence MA-NH 15272828 K42071F3.TIF 1:25000 Lowell MA-NH 11577788 K42071F5.TIF 1:25000 Townsend MA-NH 13270834 K42071F7.TIF 1:25000 Ashburnham MA-NH 16788386 K42071G1.TIF 1:25000 Haverhill MA-NH 14475202 O42071G3.TIF 1:24000 Windham NH 5408910 O42071G4.TIF 1:24000 Nashua North NH 7731854 O42071G5.TIF 1:24000 South Merrimack NH 7008062 O42071G6.TIF 1:24000 Milford NH 8123038 O42071G7.TIF 1:24000 Greenville NH 5428646 O42071G8.TIF 1:24000 Peterborough South NH 5232524 O42071H1.TIF 1:24000 Kingston NH 5845414 O42071H2.TIF 1:24000 Sandown NH 6348790 O42071H3.TIF 1:24000 Derry NH 7594424 O42071H4.TIF 1:24000 Manchester South NH 9443130 O42071H5.TIF 1:24000 Pinardville NH 7733288 O42071H6.TIF 1:24000 New Boston NH 7871390 O42071H7.TIF 1:24000 Greenfield NH 5011458 O42071H8.TIF 1:24000 Peterborough North NH 5321250 ***************************************************************************** Category Series Scale Class -------- ---------------- -------- ------------------ O 7.5 X 7.5 Minute 1:24000 Topographic P 7.5 X 7.5 Minute 1:24000 Orthographic R 7.5 X 7.5 Minute 1:20000 Topographic L 7.5 X 7.5 Minute 1:25000 Topographic J 7.5 X 7.5 Minute 1:30000 Topographic K 7.5 X 15 Minute 1:25000 Topographic I 15 X 15 Minute 1:63360 Topographic Alaska G 30 X 60 Minute 1:100000 Planimetric F 30 X 60 Minute 1:100000 Topographic C 1 X 2 Degree 1:250000 Topographic *****************************************************************************