Walter D. Lambert

1879

• Astronomical refraction particularly as treated by Bessel
• Effect of variations in the assumed figure of the earth on the mapping of a large area
• Physical laws underlying the scale of a sounding tube
• The gravity field for an ellipsoid of revolution as a level surface
• The gravity field for an ellipsoid of revolution as a level surface (II)
• The gravity field of an ellipsoid of revolution as a level surface