246 BULLETIN OF WISCONSLN NATURAL HISTORY SOCIETY. YOL. 2. NO. 4. 
in 2.3 — out 5.0. 
in 1.8 — out 5.6 — Size 2. 
in i.o — out 7.6. 
in 2.6 — out 8.2 — Xevy distant. 
in 1.6 — out 5.7 — Total 12. 
in 8.5 — out 5.9 — Out of focus. 
2 45 to 3 :oo — in 0.0 — out 0.0 — Xo observations taken. 
3:00 to 3:15 — in 2.6 — out 5.0. 
in 2.0 — out 4.5. 
in 1.6 — out 5.5. 
in 2.0 — out 4.7. 
in 8.6 — out 5.8 — 2 birds. 
in 1.0 — out 7.2 — Out of focus. 
in 5.2 — out 1.5. 
in 1.0 — out 6.3 — Over center. 
in 1.5 — out 5.3 — Flight and call like goldfinch. 
in 8.4 — out 6.3 — Same as preceding. 
in 5.3 — out 8.7 — Out of focus. 
in 2.3 — out 4.4 — Slow. 
in 1.8 — out 5.6 — 4 birds. 
in 2.0 — out 5.6 — Size 3. 
in 1.2 — out 5.7. 
in 3.1 — out 4.1 — SloAV. 
in 1.6 — out 5.0 — Swift — Size I. 
in 2.0 — out 4.8 — Total 22. 
3:15 to 3:30 — in 8.7 — out 6.0 — 2 birds. 
in 8.1 — out 6.1 — Out of focus. 
in 6.0 — out 1.0 — Out of focus. 
in 2.1 — out 5.5. 
in 3.0 — out 4.6 — 2 birds. 
in 2.0 — out 5.8 — Flight like goldfinch. 
in 2.2 — out 5.5. 
in 2.0 — out 6.0 — 2 birds. 
Another. 
in 2.0 — out 6.0 — About a dozen parallel to 2 — 6 
in 2.0 — out 6.0 — 6 more. 
in 6.0 — out 8.2 — Out of focus. 
in 2.0 — out 5.0 — Several parallel to 2 — 5. 
in 3.7 — out 2.5 — Out of focus. Little groups 
of birds are succeeding 
each other in ever-increas- 
ing rapidity. Total 33. 
