226 BULLETIN OF WISCONSIN NATURAL HISTORY SOCIETY. VOL. 2. NO. -i. 
Blurred. 
Blurred. 
Slightly blurred. 
in 3.2 — out 8.8 — Size 2. 
in 4.2 — out 7.6 — Size i- 
in 4.0 — out 7.3 — Size 2- 
in 3.2 — out 8.3 — Size 2- 
in 4.1 — out 7.4 — Size 2- 
in 4.3 — out 7.4 — Size 3 — Out of focus — Total 
10. 
9:15 to 9:30 — in 4.5 — out 8.0 — Size 2 — Slightly out of focus, 
in 3.1 — out 8.1 — Size I. 
in 3.5 — out 8.2 — Size 2 — Slightly out of focus, 
in 4.0 — out 8.2 — Size 2. 
in 4.0 — out 7.5 — Swift — Size I — Like a shot, 
in 3.5 — out 8.4 — Size 2. 
in 4.1 — out 8.6 — Size i — Indistinct — Total 7. 
9:30 to 9:45 — in 1.9 — out 7.3 — Size 2-!". Indistinct, 
in 2.6 — out 1.4 — Size 2. 
in 4.9 — out 6.8 — Size i-|-. 
in 2.6 — out 7.6 — Size 2 — Somewhat out of 
focus. 
in 4.0 — out 8.1 — Very fast — Size Some- 
what out of focus. 
in 3.8 — out 8.4 — Size 2 — Blurred. 
in 5.3 — out 6.7 — Blurred. 
in 5.2 — out 7.1 — Size 2. 
in 4.1-out M-Size } s^^^ ^ ^^j^^^ 
m 2.8 — out 8.7 — Size i ^ 
Total 10. 
9:45 to 10:00 — in 4.1 — out 7.2 — Size i-]-. 
in 2.7 — out i.o — Size 
in 4.4 — out 6.7 — Size 
in 2.8 — out 8.9 — Size i — Total 4. 
10:00 to 10:15 — in 3.5 — out 8.6 — Size 3 — Very distant. 
in 8.5 — out 8.0 — Size 2-|-. 
in 3.1 — out 8.4 — Size 2. 
in 4.2 — out 6.3 — Size 2 — Total 4. 
10:15 to 10:30 — in 1.7 — out 8.8 — Size i-|-. 
in 4.7— out 5.3— Siz^ 
in 3.1 — out 7.1 — Size 2-|-. Wing-strokes seen, 
somewhat blurred, 
in 3.3 — out 8.4 — Size 2 — Total 4. 
10:30 to 10:45 — 4-2 — out 8.3 — Size i. 
in 2.4 — out 8.3 — Size i-]-. 
in 2.7 — out 6.3 — Size 2. 
