Royal Society (page 50)

New River Head engine John Smeaton

New method of joining ribs of a merchant ship Robert Seppings

New Georgia seal skull William Clift

New condenser and air pump Gilbert Austin

New condenser and air pump Gilbert Austin

Nests of the Nuthatch and the Jackdaw Adam Ludwig Wirsing

Nests of the Goldfinch and the Robin Adam Ludwig Wirsing

Nest of the Starling Adam Ludwig Wirsing

Nest of the Reed warbler Adam Ludwig Wirsing

Nest of the Mallard Adam Ludwig Wirsing

Nest of the Grey partridge Adam Ludwig Wirsing

Nest of the Great bustard Adam Ludwig Wirsing

Nest of the Golden oriole Adam Ludwig Wirsing

Nebulae observed through a 20-foot focal length reflecting telescope William Herschel

Nasal bones of the Proteosaurus [Ichthyosaur] William Clift

Narwhal skulls and tusks Anonymous

Mytilaspis pomorum [Mussel scale], Mytilaspis pinnaeformis and Pinnaspis buxi [Boxwood scale] Robert Newstead

Mytilaspis pomorum [Mussel scale] Robert Newstead

Mytilaspis pomorum [Mussel scale] Robert Newstead

Muscles of the human torso Joseph Constantine Carpue

Muscles of the human head, neck and spine Joseph Constantine Carpue

Muscles of the face & a view of the posterior external muscles Sutton Nicholls

Muscle distribution of the upper body (front) Joseph Constantine Carpue

Muscle distribution of the lower body (front) Joseph Constantine Carpue

Muscle distribution of the lower bod(back) Joseph Constantine Carpue

Mural quadrant at the Royal Observatory, Greenwich Francis Place

Mr G.D. Hirst's observations of the transit of Venus Anonymous

Mr Fairfax's observations of the transit of Venus Anonymous

Mr A. J. Parks observations of the transit of Venus Anonymous

Movement and perspective of the hand unknown

Movement and perspective of the foot unknown

Moveable disc calendar Anonymous

Mount Talakmau, Sumatra unknown

Mount Talakmau and other landmarks, Sumatra unknown

Monument at Vietri di Potenza Alphonse Bernoud Grellier

Monochromatic lamps and filtered spectra William Home Lizars