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Дружинин, С. И. Механическая лаборатория С.-Петербургского политехнического института императора Петра Великого [Электронный ресурс] / проф. С. И. Дружинин. — Электрон. текстовые дан. (1 файл : 9 557 Кб). — СПб., 2011. — Загл. с титул. экрана. — Электрон. версия печ. публикации 1911 г. — Доступ по паролю из сети Интернет (чтение). — Текстовый файл. — Adobe Acrobat Reader 4.0. — <URL:http://elib.spbstu.ru/dl/2/ed-14_100012_0000410429bx.pdf>.

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Period Read Print Copy Open Total
Year 2012 Quarter 2 April 6 0 4 0 10
May 0 0 3 0 3
June 0 0 4 0 4
Quarter 3 July 0 0 3 0 3
August 1 0 0 0 1
September 1 0 4 0 5
Quarter 4 October 4 0 0 0 4
November 0 0 4 0 4
December 1 0 1 0 2
Year 2013 Quarter 1 January 1 0 2 0 3
February 5 0 0 0 5
March 0 0 1 0 1
Quarter 2 April 1 0 1 0 2
May 4 0 0 0 4
June 4 0 0 0 4
Quarter 3 July 4 0 1 0 5
August 4 0 4 0 8
September 3 0 0 0 3
Quarter 4 October 4 0 0 0 4
November 2 0 1 0 3
December 2 0 0 0 2
Year 2014 Quarter 1 January 3 0 0 0 3
February 4 0 0 0 4
March 0 0 0 0 0
Quarter 2 April 1 0 1 0 2
May 3 0 0 0 3
June 5 0 2 0 7
Quarter 3 July 4 0 2 0 6
August 2 0 0 0 2
September 3 0 0 0 3
Quarter 4 October 3 0 1 0 4
November 3 0 5 0 8
December 3 0 3 0 6
Year 2015 Quarter 1 January 2 0 2 0 4
February 3 0 2 0 5
March 1 0 2 0 3
Quarter 2 April 3 0 0 0 3
May 4 0 2 0 6
June 6 0 15 0 21
Quarter 3 July 2 0 1 0 3
August 0 0 0 0 0
September 4 0 2 0 6
Quarter 4 October 3 0 2 0 5
November 1 0 0 0 1
December 1 0 0 0 1
Year 2016 Quarter 1 January 0 0 0 0 0
February 2 0 0 0 2
March 3 0 0 0 3
Quarter 2 April 4 0 1 0 5
May 4 0 2 0 6
June 1 0 1 0 2
Quarter 3 July 2 0 0 0 2
August 2 0 1 0 3
September 0 0 0 0 0
Quarter 4 October 3 0 0 0 3
November 2 0 0 0 2
December 4 0 1 0 5
Year 2017 Quarter 1 January 4 0 4 0 8
February 0 0 0 0 0
March 3 0 0 0 3
Quarter 2 April 0 0 0 0 0
May 1 0 0 0 1
June 0 0 1 0 1
Quarter 3 July 3 0 3 0 6
August 0 0 3 0 3
September 2 0 0 0 2
Quarter 4 October 1 0 0 0 1
November 1 0 0 0 1
December 2 0 1 0 3
Year 2018 Quarter 1 January 2 0 3 0 5
February 3 0 1 0 4
March 2 0 2 0 4
Quarter 2 April 2 0 1 0 3
May 1 0 5 0 6
June 2 0 9 0 11
Quarter 3 July 2 0 3 0 5
August 2 0 5 0 7
September 2 0 4 0 6
Quarter 4 October 1 0 2 0 3
November 0 0 2 0 2
December 1 0 2 0 3
Year 2019 Quarter 1 January 3 0 0 0 3
February 0 0 0 0 0
March 1 0 3 0 4
Quarter 2 April 0 0 1 0 1
May 2 0 1 0 3
June 0 0 0 0 0
Quarter 3 July 0 0 0 0 0
August 0 0 2 0 2
September 3 0 1 0 4
Quarter 4 October 0 0 0 0 0
November 0 0 0 0 0
December 0 0 2 0 2
Year 2020 Quarter 1 January 0 0 5 0 5
February 0 0 2 0 2
March 4 0 7 0 11
Quarter 2 April 3 0 0 0 3
May 0 0 0 0 0
June 1 0 0 0 1
Quarter 3 July 0 0 0 0 0
August 1 0 0 0 1
September 3 0 0 0 3
Quarter 4 October 1 0 1 0 2
November 3 0 5 0 8
December 3 0 1 0 4
Year 2021 Quarter 1 January 1 0 1 0 2
February 2 0 0 0 2
March 0 0 0 0 0
Quarter 2 April 0 0 1 0 1
May 0 0 2 0 2
June 6 0 1 0 7
Quarter 3 July 6 0 3 0 9
August 2 0 3 0 5
September 1 0 3 0 4
Quarter 4 October 1 0 4 0 5
November 2 0 0 0 2
December 0 0 3 0 3
Year 2022 Quarter 1 January 1 0 1 0 2
February 0 0 1 0 1
March 2 0 2 0 4
Quarter 2 April 1 0 1 0 2
May 0 0 4 0 4
June 0 0 1 0 1
Quarter 3 July 5 0 0 0 5
August 1 0 3 0 4
September 0 0 3 0 3
Quarter 4 October 0 0 2 0 2
November 1 0 1 0 2
December 3 0 1 0 4
Year 2023 Quarter 1 January 4 0 1 0 5
February 2 0 2 0 4
March 4 0 2 0 6
Quarter 2 April 0 0 3 0 3
May 5 0 6 0 11
June 0 0 0 0 0
Quarter 3 July 0 0 0 0 0
August 0 0 0 0 0
September 0 0 0 0 0
Quarter 4 October 0 0 0 0 0
November 0 0 0 0 0
December 0 0 0 0 0
Year 2024 Quarter 1 January 2 0 0 0 2
February 0 0 0 0 0
March 0 0 0 0 0
Quarter 2 April 0 0 0 0 0
Total 255 0 218 0 473