PLAN of SKERRYVORE ROCK
AT HIGH WATER OF SPRING TIDES.

PLATE IV.

Stevenson’s Account of Skerryvore Lighthouse.

James Andrews, Delt. G. Aikman Sc

CURVES FOR LIGHTHOUSE TOWERS

PARABOLA CONCHOID LOGARITHMIC HYPERBOLA

W. & A. K. Johnston Sculpt.

MARINE DYNAMOMETER, SMALL SIZE, LENGTH 18 INCHES.