Today Is...International Day of Women and Girls in Science

A panel of experts were asked to vote for the ten women in British history who have had the most influence on science and here are there conclusions.
Caroline Herschel was William Herschel's sister and assistant and discovered eight comets, fourteen nebulae and compiled a catalogue for star clusters and nebulae patches.
Mary Somerville carried out experiments on magnetism and wrote a best selling popularised rendition of Laplace's Mecanique Céleste and Newton's Principia.
Mary Anning was an early British fossil collector and paleontologist and made severaal important finds including the skeleton of the first Ichthyosaur and the first two Plesiosaur skeletons ever found.  
Elizabeth Garrett Anderson was the first Englishwoman to qualify as a doctor when females were unable to gain such a post and in 1866 established a dispensary for women and in 1876 an act was passed permitting women to enter the medical professions.
Kathleen Lonsdale was an early pioneer of X-ray crystallography and the first woman to hold the post of president of the British Association for the Advancement of Science. She spent a month in jail for refusing to register for war duties and then refusing to pay a fine of two pounds.
Dorothy Hodgkin won the Nobel Prize for Science in 1964 for her work on penicillin and vitamin B12.
Rosalind Elsie Franklin contributed to the understanding of DNA, RNA, viruses, coal and graphite and was awarded the Nobel Prize in 1962 Anne McLaren made fundamental advances in genetics which paved the way for the development of in vitro fertilisation which led to the birth of the first test-tube baby.