The following is the directory structure used for hurricane ETHEL in the
Hurricane Wallet Digital Archives.  The first level of subdirectory is the 
year (e.g. ATL1964) and all directories subordinate will have data for storms
which occurred in that year.  The README.TXT file in the ATL1964
directory is the directory structure for the 1964 digital archives.

The second level of subdirectories are labeled by the storm name.  The 1964
storms were unnamed Tropical Storm (TS) One, TS2, Abby, Brenda, Cleo, Dora,
Ethel, Florence, Gladys, Hilda, Isbell, and TS12.  The README.TXT file in
this directory lists and summarizes the files archived for hurricane ETHEL.

The third level of directories are labeled by a name, acronym, or mnemonic
related to the data contained in that directory. Types of files are: *.GIF files
are graphics files, *.TXT files are ASCII text files, and *.WPD files are in
WordPerfect 6.1.

Directory PATH listing
D:\ATL1964\ETHEL
|   README.TXT -  this file
|   
+---MARINE      - tropical cyclone marine bulletin predecessor
|       TCM0522Z.GIF          -  09/05/64 2200 UTC (Z)
|       TCM0518Z.GIF             etc.
|       TCM0604Z.GIF
|       TCM0610Z.GIF
|       TCM0616Z.GIF
|       TCM0704Z.GIF
|       TCM0710Z.GIF
|       TCM0716Z.GIF
|       TCM0722Z.GIF
|       TCM0804Z.GIF
|       TCM0810Z.GIF
|       TCM0816Z.GIF
|       TCM0822Z.GIF
|       TCM0904Z.GIF
|       TCM0910Z.GIF
|       TCM0916Z.GIF
|       TCM1004Z.GIF
|       TCM0922Z.GIF
|       TCM1010Z.GIF
|       TCM1016Z.GIF
|       TCM1022Z.GIF
|       TCM1104Z.GIF
|       TCM1110Z.GIF
|       TCM1116Z.GIF
|       TCM1122Z.GIF
|       TCM1204Z.GIF
|       TCM1210Z.GIF
|       TCM1216Z.GIF
|       TCM1222Z.GIF
|       TCM1304Z.GIF
|       TCM1310Z.GIF
|       TCM1316Z.GIF
|       TCM1322Z.GIF
|       TCM1404Z.GIF
|       TCM1416Z.GIF
|       TCM1422Z.GIF
|       TCM1504Z.GIF
|       TCM1510Z.GIF
|       TCM1516Z.GIF
|       TCM0622Z.GIF
|       
+---SATPIC      - satellite pictures
|       T7071049.GIF          -  TIROS 7 09/07/64 1049 UTC (Z)
|       
+---RECONFIX    - reconnaissance aircraft fixes of the storm's center
|       LOG1.GIF          -   log, page 1
|       LOG2.GIF              etc.
|       LOG3.GIF
|       LOG4.GIF
|       
+---MODELOUT    - outout from the models
|       BT0600Z.GIF           -  baratropic model beginning 09/06/64 0000Z 
|       BT1100Z.GIF              etc.
|       MM1000Z.GIF           -  modified Miller-Moore model beginning 09/10/64 0000Z 
|       MM1012Z.GIF              etc.
|       MM1112Z.GIF  
|       MM1300Z.GIF  
|       NHC1000Z.GIF          -  NHC-64 model beginning 09/10/64 0000Z
|       NHC1100Z.GIF             etc.  
|       NHC1200Z.GIF  
|       NHC1300Z.GIF  
|       TVL_ALL.GIF           -  Travelers model beginning 09/06/64 0600Z    
|       VERIFY1.GIF           -  model verification listing, scan of left half
|       VERIFY2.GIF           -  scan of right half
|       
+---WORKSHT     - coordination worksheets
|       W0518Z.GIF            -  09/05/64 1800 UTC (Z)
|       W0522Z.GIF               etc.
|       W0810Z.GIF
|       W0610Z.GIF
|       W0616Z.GIF
|       W0622Z.GIF
|       W0816Z.GIF
|       W0710Z.GIF
|       W0716Z.GIF
|       W0722Z.GIF
|       W0604Z.GIF
|       W0804Z.GIF
|       W0704Z.GIF
|       W0822Z.GIF
|       W0904Z.GIF
|       W0910Z.GIF
|       W0916Z.GIF
|       W0922Z.GIF
|       W1004Z.GIF
|       W1010Z.GIF
|       W1016Z.GIF
|       W1022Z.GIF
|       W1104Z.GIF
|       W1110Z.GIF
|       W1116Z.GIF
|       W1122Z.GIF
|       W1204Z.GIF
|       W1210Z.GIF
|       W1216Z.GIF
|       W1222Z.GIF
|       W1304Z.GIF
|       W1310Z.GIF
|       W1316Z.GIF
|       W1322Z.GIF
|       W1404Z.GIF
|       W1410Z.GIF
|       W1416Z.GIF
|       W1422Z.GIF
|       W1504Z.GIF
|       W1510Z.GIF
|       W1516Z.GIF
|       
+---OPLTRACK    - maps of the storm track
|       TRACK1.GIF          - Each numeral is a different map, a letter suffix indicates different
|       TRACK2.GIF            sections of the same map that was scanned in sections because
|       TRACK3A.GIF           it was too large for the bed of the scanner.        
|       TRACK3B.GIF
|       TRACK3C.GIF
|       BSTTRK01.GIF          -  list of best track coordinates, page 1
|       BSTTRK02.GIF          -  page 2 
|       BSTTRK03.GIF             etc.
|       BSTTRK04.GIF
|       
\---PRENHC      - preliminary report from NHC
        PRELIM01.GIF          -  page 1
        PRELIM02.GIF             etc.
        PRELIM03.GIF