118 THE WOODSMAN’S HANDBOOK. 
estimates the northwest quarter of the 2}-acre square. He then 
paces 10 rods east and estimates the northeast quarter of the square 
and then paces 10 rods south and estimates the southeast quarter. 
Having completed the estimate of one 23-acre square, he returns to 
the flag and paces from this point 20 rods north, which is the cen- 
ter of the second 24-acre square, which he estimates in the same 
way as before. This operation is continued until four squares have 
been estimated. The cruiser then takes in hand the tiers of 
squares directly east of the first series until the 16 squares, or the 
entire ‘‘forty,’’ have been covered. (See fig. 2.) 

Fic. 2.—Diagram showing the method of cruising by dividing a forty into 16 
small squares. 
CRUISING IN STRIPS 40 RODS WIDE. 
A method sometimes used in Michigan is to estimate the tim- 
ber in strips 40 rods in width and one-half mile long, which cover 
exactly 40 acres. The cruiser is assisted by a lineman, who runs 
a compass line along one side of the strip, measuring its length by 

