September 2019 Archive
12781.
Fundamentals of Air Logic (2012) (hydraulicspneumatics.com)
12782.
12783.
12784.
12785.
12786.
12787.
12788.
12789.
12790.
12791.
12792.
Patent: Toilet Paper Roll (1891) (patents.google.com)
12793.
12794.
12795.
12796.
12797.
Quantum Intercal (esolangs.org)
12798.
12799.
12800.
12801.
12802.
12803.
12804.
12805.
12806.
12807.
12808.
12809.
12810.