Classification Collection

Methodus plantarum sexalis in sistemate naturae descripta
Watercolour by George Ehret Dionysius (1708- 1770), 1736. Original artwork held at the Natural History Museum, London

Carl Linnaeuss Systema Naturae (1736)
Watercolour illustration by Georg Ehret, of Carl Linneauss sexual system for the classification of plants from Systema Naturae, published in 1736

Dewey Decimal System
Card index showing use of the Dewey Decimal Classification system, the most widely used library classification system, devised by Melvil Dewey in the 1870s

Onagraceae - Evening Primrose
Onagraceae: the evening primrose tribe. Source: Illustrations of the natural orders of plants with groups and descriptions by Twining, Elizabeth, 1805-1889

Eggs
A stunning variety of eggs. Date: 1930

Sir Henry Thomas Tizard (1885a'1959) - English chemist, inventor and Rector of Imperial College
Sir Henry Thomas Tizard (1885-1959) - English chemist, inventor and Rector of Imperial College, who developed the octane rating to classify petrol, helped develop radar in World War II

Caryophyllaceae - Clove Pink
Caryophyllaceae: the clove pink tribe. Source: Illustrations of the natural orders of plants with groups and descriptions by Twining, Elizabeth, 1805-1889

Karl Jo. Schonherr
KARL JOHAN SCHONHERR Swedish naturalist, who devised a system of classification, but it was considered inadequate

Philippe Pinel, French physician, known for his reforms in the treatment of mental patients. He contributed to the classification of mental disorders

Inside of a post office-wagon (1854). Illustration published in the magazine La Ilustraci󮧮 Engraving. SPAIN. MADRID (AUTONOMOUS COMMUNITY). Madrid. National Library

Terebinthaceae - Turpentine Tree
Terebinthaceae: the turpentine tree tribe. Source: Illustrations of the natural orders of plants with groups and descriptions by Twining, Elizabeth, 1805-1889

Portulaceae - Purslane
Portulaceae: the purslane tribe. Source: Illustrations of the natural orders of plants with groups and descriptions by Twining, Elizabeth, 1805-1889

Passifloraceae - Passion-Flower
Passifloraceae: the passion-flower tribe. Source: Illustrations of the natural orders of plants with groups and descriptions by Twining, Elizabeth, 1805-1889

Papaveraceae - Poppy
Papaveraceae: the poppy tribe. Source: Illustrations of the natural orders of plants with groups and descriptions by Twining, Elizabeth, 1805-1889

Geraniaceae - Geranium
Geraniaceae: the geranium tribe. Source: Illustrations of the natural orders of plants with groups and descriptions by Twining, Elizabeth, 1805-1889

Malvaceae - Mallow
Malvaceae: the mallow tribe. Source: Illustrations of the natural orders of plants with groups and descriptions by Twining, Elizabeth, 1805-1889. Published by Sampson Low, Son, and Marston Date: 1868

Clusiaceae - Gamboge
Clusiaceae: the gamboge tribe. Source: Illustrations of the natural orders of plants with groups and descriptions by Twining, Elizabeth, 1805-1889

Cucurbitaceae - Gourd
Cucurbitaceae: the gourd tribe. Source: Illustrations of the natural orders of plants with groups and descriptions by Twining, Elizabeth, 1805-1889

Cactaceae - Cactus
Cactaceae: the Cactus tribe. Source: Illustrations of the natural orders of plants with groups and descriptions by Twining, Elizabeth, 1805-1889. Published by Sampson Low, Son, and Marston Date: 1868

Cistaceae - Rock Rose
Cistaceae: the rock rose tribe. Source: Illustrations of the natural orders of plants with groups and descriptions by Twining, Elizabeth, 1805-1889

Nymphaeaceae - Water Lily
Nymphaeaceae: the water lily tribe. Source: Illustrations of the natural orders of plants with groups and descriptions by Twining, Elizabeth, 1805-1889

Loranthaceae - Mistletoe
Loranthaceae: the mistletoe tribe. Source: Illustrations of the natural orders of plants with groups and descriptions by Twining, Elizabeth, 1805-1889

Mesembryaceae - Fig Marigold
Mesembryaceae: the fig marigold tribe. Source: Illustrations of the natural orders of plants with groups and descriptions by Twining, Elizabeth, 1805-1889

Title page from Carl Linnaeuss Systema Naturae (1758)
A compendium and classification of the natural world published by Carl Linnaeus. Volume 1, 10th Edition, published 1758

Carl Linnaeus (1707-1778)
Painting of Carl Linnaeus, a Swedish botanist, physician and zoologist, by Magnus Hallman, c. 1780. Original held at the Natural History Museum, London. Linnaeus is known as the Father of Taxonomy

Red-headed King-fisher
A kingfisher sitting on a branch. From: Genera of birds. Date: 1781

Crested Hobby
A crested hobby sitting on a branch. From: Genera of birds. Date: 1781

General view of one of the classification yards of the C & NW RR. Chicago, Ill. Date 1942 Dec. General view of one of the classification yards of the C & NW RR. Chicago, Ill. Date 1942 Dec

General view of one of the classification yards of the Chicago and Northwestern Railroad, Chicago, Ill. Date 1942 Dec

Archive service at Paris Peace Conference
Gendarme officers in the archive service of the Paris Peace Conference which followed the end of the First World War. It was their job to classify three tons of documents. Date: circa 1919

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