2000 1900 1800 1700 1600 1500 1400 1300 1200 1100 1000 900 700 600 500 400 300 200 100 0 JAN FEB MAR APR MAY €-§ \ JUN JUL AUG SEP OCT NOV DEC JAN FEB MAR APR MAY 1949 AN Figure 8.1-1 JUN JU AUG SEP OCT NOV DEC 1950 JAN FEB MAR APR MAY A Holmes and Narver Personnel at Jobsite JUN JUL AUG SEP OCT NOV DEC 1951 /