Traditional mechanical clockmaking is an art that despite being almost the archetype of precision engineering skill, appears rarely in our world of hardware hackers. That’s because making a clock ...

AN escapement in general is to be considered a good one just in proportion as it prevents variations of friction in the clock-train from reaching the pendulum.

Scientific American is part of Springer Nature, which owns or has commercial relations with thousands of scientific publications (many of them can be found at www ...

NMAH copy 39088007807613 bound with: Instructions for erecting Riefler's astronomical clocks in air-tight glass cases / Clemens Riefler. [Munich? : C. Riefler, 189 ...