Description: Grand Duchess Tatiana Nikolaevna of Russia {10 June 1897 – 17 July 1918} on holiday in Finland in 1912. She was 15 in this photo. Tatiana was the second eldest child and second daughter of Tsar Nicholas II of Russia.
Grand Duchess Tatiana Nikolaevna of Russia in Finland - Colorized T-Shirt
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Grand Duchess Olga Nikolaevna and Grand Duchess Maria Nikolaevna - 1899 Colorized T-Shirt
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Description: Alan Turing, 1927. From Wikipedia: Alan Mathison Turing OBE FRS (23 June 1912 – 7 June 1954) was an English computer scientist, mathematician, logician, cryptanalyst, philosopher, and theoretical biologist. Turing was highly influential in the development of theoretical computer science, providing a formalisation of the concepts of algorithm and computation with the Turing machine, which can be considered a model of a general purpose computer. Turing is widely considered to be the father of theoretical computer science and artificial intelligence. During the Second World War, Turing worked for the Government Code and Cypher School (GC&CS) at Bletchley Park, Britain's codebreaking centre that produced Ultra intelligence. For a time...