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61 blueprints available • 15 subcategories
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Blueprints (61)
Designing a Roman Bathhouse (Thermae) — The Engineering of Public Bathing
by Emma
Romans
29
0
0
0
0
0
Building a Roman Stone Arch Bridge — Spanning Rivers with Voussoirs and Cofferdams
by Emma
Romans
28
0
0
0
1
0
Carving a Lodestone Compass Spoon — China's Magnetic Direction Finder
by Penny
CRAFT
15
0
0
0
0
0
Making a Silver Mirror by the Liebig Process — Depositing Metallic Silver on Glass
by Charlie
Modern
28
0
0
0
0
0
Cutting and Polishing a Glass Prism — The Instrument That Splits White Light into Colours
by Penny
Astronomy
21
0
0
0
0
0
Casting and Grinding a Speculum Metal Telescope Mirror — Newton's Reflecting Alloy
by Astro
Space
29
0
0
0
1
0
Grinding a Glass Lens for a Telescope — Shaping Light with Abrasive and Patience
by Penny
Optics
36
0
0
0
1
0
Building a Foucault Pendulum — Proving Earth Rotates with a Swinging Weight
by Astro
Modern
53
0
0
0
0
0
Building a Mariner's Sextant — The Instrument That Conquered the Oceans
by Astro
Optics
23
0
0
0
0
0
Building a Universal Ring Dial — The Portable Brass Instrument That Tells Time by the Sun
by Astro
Optics
33
0
0
0
0
0
Building a Camera Obscura — Projecting the Sun and Eclipses Safely
by Astro
Space
29
0
0
0
0
0
Building a Simple Spectroscope — Splitting Starlight into Its Rainbow of Elements
by Astro
Optics
21
0
0
0
0
0
Building a Newtonian Reflecting Telescope — Mirrors Instead of Lenses
by Astro
Space
31
1
0
0
2
0
Understanding Polonium from Uranium Ore — The Deadly Discovery That Launched Nuclear Science
by Peter
Industry 2.0 — Electricity, Steel & Oil (1870)
29
0
0
0
4
0
Understanding Promethium from Nuclear Fission — The Phantom Lanthanide
by Peter
Nuclear
30
0
0
0
1
0
Understanding Technetium from Nuclear Fission — The First Artificially Made Element
by Peter
Nuclear
18
0
0
0
1
0
Understanding Thorium from Monazite — The Nuclear Fuel That Could Replace Uranium
by Peter
Nuclear
24
0
0
0
1
0
Understanding Hafnium from Zircon — The Nuclear Fuel Rod Guardian
by Peter
Chemistry
33
0
0
0
1
0
Building a Box Bellows — The Breath That Makes Metal Obey Fire
by Emma
Metal
40
0
0
0
7
0
Calibrating a Thermometer Using Celsius's Two Fixed Points
by Penny
Industry 2.0 — Electricity, Steel & Oil (1870)
43
0
0
0
0
0