INFORMATION ON THE SIZE AND COMPOSITION OF THE HIRED FARM WORKING FORCE, AND ON THE EMPLOYMENT AND CASH EARNINGS FROM FARM AND NONFARM WAGE WORK FOR 1966 IS PRESENTED. THE DATA WERE OBTAINED FROM THE ANNUAL SURVEY CONDUCTED FOR THE ECONOMIC RESEARCH SERVICE BY THE BUREAU OF CENSUS. THE SAMPLE INCLUDED APPROXIMATELY 35,000 HOUSEHOLDS INTERVIEWED MONTHLY IN 357 AREAS IN 50 STATES AND THE DISTRICT OF COLUMBIA. SOME FINDINGS WERE--(1) NEARLY 2.8 MILLION DIFFERENT PERSONS (EXCLUDING PERSONS NOT IN THE CIVILIAN NONINSTITUTIONAL POPULATION AND FOREIGN NATIONALS NOT IN THE COUNTRY AT THE TIME OF THE SURVEY) DID SOME WORK ON FARMS FOR CASH WAGES OR SALARY IN 1966, A 11.7 PERCENT DECLINE FROM THE ESTIMATED HIRED FARM WORKERS IN 1965, (2) ABOUT 74 PERCENT OF THE HIRED FARM WORKERS WERE WHITE MEN AND BOYS WHO HAD A MEAN AGE OF 24 YEARS, (3) 72 PERCENT OF THE ESTIMATED HIRED FARM WORKERS LIVED IN NONFARM RESIDENCES AT THE TIME OF THE SURVEY, (4) WORKERS INCLUDED IN THE SURVEY DID ABOUT 235 MILLION MAN DAYS OR ONE-FOURTH OF THE TOTAL NUMBER OF DAYS OF LABOR ON FARMS, (5) DOMESTIC MIGRATORY WORKERS AVERAGED 121 DAYS AT $10.80 PER DAY WITH AN ANNUAL EARNING OF $1,307, AND (7) WORKERS IN THE NORTHEAST RECEIVED THE HIGHEST DAILY WAGE, $11.80, AND THOSE IN THE SOUTH RECEIVED THE LOWEST, $6.65. SIXTEEN STATISTICAL TABLES OF HIRED FARM WORKER DATA, DEFINITIONS AND EXPLANATIONS OF TERMS, AND INFORMATION ON SOURCES AND RELIABILITY OF SURVEY ESTIMATES ARE INCLUDED. THIS DOCUMENT IS AVAILABLE AS A93.28--120 FOR 25 CENTS FROM SUPERINTENDENT OF DOCUMENTS, U.S. GOVERNMENT PRINTING OFFICE, WASHINGTON, D.C. 20402. (WB)