The Fido-ABC is a wunderful Text explaining anything about the FidoNet (and
even more). The Text is only in german available.

For english speaking (reading) people I recommend comm/fido/fidonet.lha -
TrapDoor's FidoNet Manual.

 PERMSSN    UID  GID    PACKED    SIZE  RATIO METHOD CRC     STAMP          NAME
---------- ----------- ------- ------- ------ ---------- ------------ -------------
[MS-DOS]                 33635   98813  34.0% -lh5- a63e Jan 25  1993 fido-abc.txt
---------- ----------- ------- ------- ------ ---------- ------------ -------------
 Total         1 file    33635   98813  34.0%            Sep 20  1994