1620 ⟶ Cornelis Drebbel Constructs First Submersible
Cornelis Drebbel, funded by James I of England, builds the f...Year
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🚽 First Flush Toilet Designed and Published
First flush toilet is introduced by Sir John Harrington of England, the design published under the title 'The Metamorphosis of Ajax'.⟶

HygienePublic Health

🤿 Cornelis Drebbel Constructs First Submersible
Cornelis Drebbel, funded by James I of England, builds the first 'submarine' made of wood and greased leather.⟶

Naval TechnologySubmarine

📏 William Oughtred Invents the Slide Rule
Slide rule: invented by William Oughtred⟶

MathematicsScientific RevolutionToolsMeasurement

🔭 James Gregory Publishes Design for Reflecting Telescope
James Gregory publishes designs for a reflecting telescope.⟶

AstronomyOpticsTelescopesScientific RevolutionInstrumentation

🔭 Newton Constructs First Reflecting Telescope
First functional reflecting telescope constructed by Isaac Newton.⟶

OpticsIsaac NewtonScientific RevolutionAstronomyTelescopeInstrumentation

🔭 Isaac Newton Constructs First Reflecting Telescope
The first known operational reflecting telescope is built by Isaac Newton.⟶

OpticsTelescopesIsaac NewtonScientific RevolutionAstronomyPhysics
