1 03/26/76 topics covered by the explain command
 2 
 3 Logging in/logging out:
 4  bye
 5  enter, enterp
 6  goodbye
 7  hello
 8  login
 9 
10 File creation and edit:
11  append
12  build
13  edit
14  ignore
15  list, listnh
16  new
17  scratch
18  sort
19 
20 File storage and retrieval:
21  catalog
22  old
23  replace
24  save
25  unsave
26 
27 Access control:
28  delete_acl
29  list_acl
30  set_acl
31 
32 Command environment:
33  rename
34  system
35 
36 Information:
37  bill
38  explain
39  help
40  length
41  tty
42  users
43 
44 Input/output:
45  brief
46  dprint
47  nbrief
48  onecase
49  set_tty
50  twocase
51 
52 Programming facilities:
53  compile
54  run