250 BULLETIN OF WISCONSIN NATURAL HISTORY SOCIETY. VOL. 2. NO. 4. 
in 3.8 — out 2.7. — Fast. Size 3. Crow(?). 
Wing-strokes plain, 
in 4.3 — out 2.6. — Fast. 2-|-. 
in 4.9 — out 1.9. — Fast. Size 2-|-. 
in 4.5 — out 1.7. — Fast. Size 2. 
in 4.3 — out 2.4. — Fast. Size 2. 
in 4.3 — out 2.6. — Fast. Size 2-]-. 
in 2.9 — out — . — Fast. Size 
in 3.8 — out 1.2. — Fast. Size 2-|-. 
in 4.2 — out 3.3. — Fast. Size 2. All the above 
in good focus, 
in 3.2 — out 1.6. — Fast. 2-|-. Out of focus. 
Total 17. 
0:00 to 10:30 — in 3.2 — out 2.9. — Medium. Size 2. Out of 
focus. 
in 3.7 — out 4.7. — Fast. Size 2-|-. 
in 3.3 — out 2.6. — Fast. Size 2-|-. Out of focus, 
in 3.5 — out 1.4. — Fast. Size 2. 
in 2.6 — out 4.4. — Fast. 3 — . 
in 2.5 — out 4.5. — SloAv. Size 3. Crow(?). 
in 2.5 — out 1.9. — Fast. Out of focus, 
in 3.5 — out 2.5. — Fast. Size 2. Out of focus, 
in 2.5 — out 2.0. — Fast. Size 2. Out of focus, 
in 1.5 — out 3.5. — Fast. Size 3 — . Wing-strokes 
plain. 
in 2.9 — out 2.2. — Fast. Size i. Out of focus. 
in 4.7 — out 1.4. — Fast. Size i. 
in 3.8 — out 2.5. — SloAv. Size 3. — Crow ( ?) 
Wing-strokes plain, 
in 2.9 — out 2.3. — Fast. Size 2 — . 
in 4.6 — out 2.4. — Size i. Like a shot, 
in 3.8 — out 2.8. — Slow. Size 3. Crow (?). 
Wing-strokes plain, 
in 3.9 — out 2.6. — Slow. Size 2. Wing-strokes 
plain. 
in 4.4 — out 2.6. — Fast. Size 2 — . Wing- 
strokes dimly seen, 
in I.I — out 1.9. — Fast. Size i-|-. 
in 3.9 — out 2.6. — Size 2. 
in 3.4 — out 2.8. — Slow. Size 3. Wing-strokes 
seen. 
in 3.8 — out 2.8. — Fast. Size 2-|-. Wing-strokes 
seen. 
