Microscopical observations of the structure of animal teeth mb-height 5532 'Remember the Poor Prisonners'

'Remember the Poor Prisonners'

Vase with gladioli and China asters

Wedding of Queen Victoria and Prince Albert

Egypt was where the British had a key interest in the Suez Canal and Constantinople represents the main focus of the war between Russia and Turkey

Microscopical observations of the structure of animal teeth mb-height 5532 'Remember the Poor Prisonners'Illustration accompanying a letter describing Antoni van Leeuwenhoek's microscopical observations of the structure of human and animal teeth, dated 4 April 1687. The figures shows salt crystals found in the dental pulp of a horse (figs. A K). Original: engraving. 1686