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- Ignition: An Informal History of Liquid Rocket Propellants (1972) [pdf] https://library.sciencemadness.org/library/books/ignition.pdf 47 comments
- Ignition: An Informal History of Liquid Rocket Propellants (1972) [pdf] http://www.sciencemadness.org/library/books/ignition.pdf 52 comments
- Ignition: An Informal History of Liquid Rocket Propellants (1972) [pdf] https://library.sciencemadness.org/library/books/ignition.pdf 34 comments
- Ignition: An Informal History of Liquid Rocket Propellants (1972) [pdf] http://library.sciencemadness.org/library/books/ignition.pdf 19 comments
- Ignition: An Informal History of Liquid Rocket Propellants (1972) [pdf] http://library.sciencemadness.org/library/books/ignition.pdf 29 comments
- Ignition: An Informal History of Liquid Rocket Propellants (1972) [pdf] http://library.sciencemadness.org/library/books/ignition.pdf 2 comments