This is the 1977 census of governments. It has MS-DOS  line endings. The
logical record length is 2115 plus 2 bytes for line endings, for every file.

File A (empa[123].raw)  contains data for each individual state and local
government.

File B (empb.raw) has data for county areas (local governmental units within
each county)

File C (empc.raw) has US summary and state summaries for many levels
of governments.

File A 79333 records in documentation 79928 in actual file.
File B  3118 records in documentation  3120 in actual file.
File C   468 records in documentation and in actual file.

/* Test of 1977 Census of Governments file -
   Print state id for each state
   Count records in File A
*/
options nocenter ls=80;
filename raw pipe 'zcat /home/data/census.govs/1977/empa[1-5].raw.Z';
data;
infile raw lrecl=2117;
input type 3-3 state 1-2;
if type eq 0;
put state;
run;

proc means;
run;