usr/src/old/roff/nroff_term/README

        README  4.1     83/08/05

Here are the currently supported types of printers:

37              default Model 37 TeleType
lpr             printer with no halfline/upline (link to crt and tn300)
300             old DTC 300
300-12          old DTC 300, 12 pitch
302             DTC 302 or DTC 300s (link to 300s and dtc)
302-12          DTC 302 or DTC 300s, 12 pitch (link to 300s-12 and dtc12)
382             fancy DTC 382
382-12          fancy DTC 382, 12 pitch
450             DASI 450 or IPSI 1622 (link to ipsi)
450-12          DASI 450 or IPSI 1622, 12 pitch (link to ipsi12)
833             AJ 833 or AJ 832
833-12          AJ 833 or AJ 832, 12 pitch
itoh            C:ITOH Prowriter
itoh12          C:ITOH Prowriter, 12 pitch
nec             NEC 55?0 or NEC 77?0 Spinwriter
nec12           NEC 55?0 or NEC 77?0 Spinwriter, 12 pitch
nec-t           NEC 55?0/77?0 Spinwriter, Tech-Math/Times-Roman thimble
qume            Qume Sprint 5 or 9
qume12          Qume Sprint 5 or 9, 12 pitch
xerox           Xerox 17?0 or Diablo 16?0
xerox12         Xerox 17?0 or Diablo 16?0, 12 pitch
x-ecs           Xerox/Diablo 1730/630, Extended Character Set
x-ecs12         Xerox/Diablo 1730/630, Extended Character Set, 12 pitch