Plate IV. 
Trans.R.Dubl. Soc. Ser. I., Vol. VII. 
60 |62 
| 
8 (20 |22 158 
6 
4 
—u! 
Ya al 
7 is 
~= 
HWY / yr 
ke UY ppp — = 
CO ae ~ 
7 > ’ 
ony ME cauuaniintaen 
~+ 
Et 
wea 
Lo ee 
Jasavens, 
RETO 
WIT ad 
MMM = Uff} 
arerzs,: 
Len 
Lal 
2.000} 
200 
ss = 
S SI 
gS S 
3 
S 
Sg 
000 
mn 
cl 
Jee 
a 
ales ra 
| AHH 
a 
AY 
| 
L 
f+ 
: 
Hl 
Bee ee esl al SESE 
Seles) + o Ie S EL re + Sees 
Sy LL + Ihe Sli 
iz {| S| mE 
ina F aly i in Is Zs aa st 
Glia Ceo g : oo Loe 
HO 
© 
See SSeS 
West, Newman, hth 
CYCLIC CURVES FROM RODS (LENGTH= 260 DIAMETERS ) OF ALUMINIUM IRON AND SWEDISH CHARCOAL IRON. 
