----------------------------Original message----------------------------
I received the following message (stripped of its header and stuff) yesterday.
I have already followed its instructions ... and found some nifty stuff!
 
Matthew Edney
 
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    The Library of Congress catalog is now on line, free.
    to get there use your TELNET command
    TELNET LOCIS.LOC.GOV
    (no login or password needed)
             L O C I S :  LIBRARY OF CONGRESS INFORMATION SYSTEM
              To make a choice: type a number, then press ENTER
      1   Library of Congress Catalog  4   Braille and Audio
      2   Federal Legislation          5   Organizations
      3   Copyright Information        6   Foreign Law
      7   Searching Hours and Basics
      8   Documentation and Classes
      9   Library of Congress General Information
    ....
     12   Comments and Logoff
 
    1. option 1 brings up this menu:
                           LIBRARY OF CONGRESS CATALOG
       CHOICE
        1   BOOKS: English language books 1968-, French 1973-,
            German, Portuguese, Spanish 1975-, other European
            languages 1976-77, non-European languages 1978-79.
            Some microforms 1984-.
        2   BOOKS earlier than the dates above.  Some serials,
            maps, music, audiovisual items.
        3   Combination of files 1 and 2 above  (LOCI and PREM).
        4   SERIALS cataloged at LC & some other libraries since
            1973.
        5   MAPS and other cartographic items cataloged at LAbe2Bj      $H
    and some other research libraries 1985-.  Atlases
            (which are books) are in LOCI and PREM
        6   SUBJECT TERMS and cross references from LC Subject
            Headings.
       12   Return to LOCIS MENU screen.
 
    2. LOCIS is available for on-site researchers during all hours
       LC is open. For researchers using LOCIS over the Internet,
       the following hours apply:             (all times US
       eastern; closed national holidays) Mon-Fri: 6:30am-9:30pm
       Sat: 8:00am-5:00pm      Sun: 1:00pm-5:00pm
       The Library of Congress Information System (LOCIS) consists
       of two systems.
       1  SCORPIO provides browsable indexes, set creation, boolean
       combinations, advanced limiting features, and individual
       word searching in some files.
       2  MUMS provides searching for individual words, searching
       on some numbers,     left-match "compression key" searching,
       boolean combinations, and several     advanced techniques.
       You can combine the searching features of both systems.
       HELP screens exist for most files and commands.
    3. The Term Index, updated on 05/02/93, contains 8,847,765
       terms.
         CONTENTS: Books, some microforms:
        TO START                                   EXAMPLES:
          SEARCH:  subject        -->     browse solar energy
                   author         -->     browse faulkner, william
                   title 1        -->     browse megatrends
                   call # (partial)----->     browse call QA76.9
                   individual words----->     find internet
                   LC card number ------>     loci 80-14332
        FOR HELP:   Type the word HELP, and press the ENTER key.