PLATE I.

£*trtw Tor three. Revolutions.

JLirst

Seeoml

Thirl,

2.0

9-820

4-828

18 -3

8091

4-411

10-114

8-227.

4-042

15-327.

7:527

3' 098

MOW

0-888

3-384

12-827

9-307

3 ■ 0.90

3-737

5--It'd

2-833

10-739

5-210

2-592

2-372

/Wfa/jy/i't’/J hi/ U, Lt'wrtf