Anders Spole Anders Spole Anders Spole (13 June 1630 – 1 August 1699) was a Swedish mathematician and astronomer. He was born at a farm in , the son of blacksmith Per Andersson and his wife Gunilla Persdotter. At the age of twelve he started studying at Jönköpings skola and was sent to the University of Greifswald in 1652. After three years of studies he continued at other universities in Prussia and Saxony, until his return to Barnarp in 1655, where he started preaching in the local church. He continued to study mathematics at Uppsala University, while at the same time being
John Jones (astronomer) John Jones (astronomer) John Jones (18181898), also known as Ioan Bryngwyn Bach and Y Seryddwr ("The Astronomer"), was a Welsh amateur astronomer. He was born at Bryngwyn Bach, Dwyran, Anglesey, and received only an elementary education. From the age of twelve, he worked as a farm labourer. He later worked as a counter of cargoes of slate as they were loaded on to ships in Bangor, in modern Gwynedd. Unusually for someone of his background, he was not only a musician and a poet but proficient in several languages. He is noted mainly for his interest in astronomy: he constructed