Microscopic views of muscle fibres and red blood cells of fish speech 4th November 1963

4th November 1963

the discharge of one's moral duty

Interior view of the French Protestant Church

Spiritualism was an increasingly popular pastime in the mid Victorian period

View of a house at the back of Holborn

Microscopic views of muscle fibres and red blood cells of fish speech 4th November 1963Engraved plate showing illustrations accompanying a letter describing Antoni van Leeuwenhoek's microscopical observations, dated March 1682. The plate was printed with an English extract of the letter in Philosophical Collections ed. Robert Hooke (London, 1682) no. 5, pp. 152 160. The illustrations show: microscopic view of muscle fibres (figs. 1 and 2); micro organisms (fig. 3); the muscle fibres of a cod (fig. 4); the nucleus in erythrocytes (red