US$ 125.00
Geodesist and metrologist Henry Kater (1777-1835) invented Kater's pendulum in 1817 which enabled the strength of gravity to be determined
walked on a tightrope over the Niagara Falls
with a lamppost
and new tower of the Royal Exchange
the lilly-leaf'd [lily-leaved] hellebore
Hvar Town & Harbor mb-code BORGM_1998_6 Geodesist and metrologist Henry Kater
US$ 125.00
US$ 159.00
US$ 169.00