The Free On-line Dictionary of Computing (30 December 2018):

SPITBOL

   SPeedy ImplemenTation of snoBOL.  "Macro SPITBOL - A SNOBOL4
   Compiler", R.B.K. Dewar et al, Soft Prac & Exp 7:95-113, 1971.

   Current versions: SPITBOL-68000, Sparc SPITBOL from Catspaw
   Inc, (719)539-3884.