MEASUREMENTS OF SQUIER AND DAVIS. 9 
vey, the “Field Book” of which, the circle being 3,600 feet in circumference, and 
the stations 300 feet apart, is as follows: 
| | 
Station. | Bearing. Distance. Station. Bearing. Distance. 
gg 2 Feet. ° Feet 
il -peeectGaccsococoncs: Soe [poNienom near 300 Waewea aaa oe rasteeeee So aeWas see 300 
eee = aa che mommentace < fe feayl 0} ee 300 aS EeeHNaHaHee ae peace Shan We oes 300 
SRT a/s cisje, falniorelereintetetete >= HON elowhes cee 300 Oe ena ecessnececmess| S.15 W 300 
Bc. eee coeds s | N. 15 W SOONER TON ease sane eee Spline eee | 300 
Ty Bsdse eocose coddacoudes | N.45 W | SOO FWA ELS aia. cctitsceees doe cac S. 45: Heese. 31.0 
RS ees moments neice, | N. 75 W SIs ha Pee eecmatrereSemeeosaas SEY) Baseone | 300 
That the whole thing may be laid before the reader, we insert here 
an exact copy of their “supplementary plan A.” (See Fig. 1). 
As the authors are describing the Liberty Township works the reader 
will naturally infer that this note and supplementary plan have some 
reference to them. This, however, is a mistake, as the circumference 
SUPPLEMENTARY PLAN. 
Fic. 1. Copy of ‘‘ Supplementary Plan,” pl. xx, Ancient Monuments. 
of the smaller circle is 1,000 feet less than that of the supplementary 
plan,” and that of the larger one, 1,800 feet more. Nor does it refer 
to any ancient work figured or mentioned in their memoir. 
It is therefore disappointing, after the positive assurance in this foot- 
note of accuracy in the “ surveys,” and reference to a ‘ Field Book,” 
to find that the authors give as an illustration of their methods a 
purely imaginary circle, representing no survey by them, as there is no 
circular inclosure of the dimensions given, either figured or mentioned in 
theirentire memoir. A single glance at the “ Field Book” is, of itself, 
sufficient to convince any one who has surveyed any of these ancient 
works, or who has examined them carefully, that this is simply a lypo- 
thetical illustration. In the first place a chord which will divide the 
