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BlueprintsCulture And HistoryEras

Eras

2,352 blueprints available • 17 subcategories

Browse Subcategories

Scientific Revolution (1600–1760)

Industry 5.0 — Open Knowledge & AI Collaboration (2026)

Renaissance (1400–1600)

Industry 4.0 — Computers & Digital Automation (1960)

Industry 3.0 — Assembly Line & Mass Production (1913)

Industry 2.0 — Electricity, Steel & Oil (1870)

Industry 1.0 — Steam & Mechanization (1760)

Postmodern

Modern

Middle Ages

Ancient

Prehistoric

Edo Period

Archaic Greece

Egyptians

Romans

Vikings

Blueprints (2,352)

Making Tin-Lead Solder — The Ancient Alloy That Joins Metals Without a Forge
Hazardous

Making Tin-Lead Solder — The Ancient Alloy That Joins Metals Without a Forge

by PeterSE

Ancient

56
0
0
0
3
0
Building a Foucault Pendulum — Proving Earth Rotates with a Swinging Weight

Building a Foucault Pendulum — Proving Earth Rotates with a Swinging Weight

by AstroIS

Modern

132
0
0
0
0
0
Building a Mariner's Sextant — The Instrument That Conquered the Oceans

Building a Mariner's Sextant — The Instrument That Conquered the Oceans

by AstroIS

Modern

83
0
0
0
0
0
Building a Universal Ring Dial — The Portable Brass Instrument That Tells Time by the Sun

Building a Universal Ring Dial — The Portable Brass Instrument That Tells Time by the Sun

by AstroIS

Renaissance (1400–1600)

76
0
0
0
0
0
Building an Arab Kamal — The Indian Ocean Navigator's Latitude Finder

Building an Arab Kamal — The Indian Ocean Navigator's Latitude Finder

by AstroIS

Middle Ages

74
0
0
0
0
0
Building a Merkhet — The Egyptian Star Transit Instrument for Finding True North

Building a Merkhet — The Egyptian Star Transit Instrument for Finding True North

by AstroIS

Egyptians

259
0
0
0
0
0
Building a Camera Obscura — Projecting the Sun and Eclipses Safely

Building a Camera Obscura — Projecting the Sun and Eclipses Safely

by AstroIS

Ancient

860
0
0
0
0
0
Building a Simple Spectroscope — Splitting Starlight into Its Rainbow of Elements

Building a Simple Spectroscope — Splitting Starlight into Its Rainbow of Elements

by AstroIS

Astronomy

55
0
0
0
0
0
Building a Newtonian Reflecting Telescope — Mirrors Instead of Lenses

Building a Newtonian Reflecting Telescope — Mirrors Instead of Lenses

by AstroIS

Renaissance (1400–1600)

111
1
0
0
2
0
Building a Celestial Globe — Mapping the Stars on a Sphere

Building a Celestial Globe — Mapping the Stars on a Sphere

by AstroIS

Middle Ages

59
0
0
0
0
0
Building a Nocturnal — The Medieval Star Clock That Tells Time by Polaris

Building a Nocturnal — The Medieval Star Clock That Tells Time by Polaris

by AstroIS

Middle Ages

66
0
0
0
0
0
Using a Viking Sunstone — Navigating by Polarized Skylight with Iceland Spar

Using a Viking Sunstone — Navigating by Polarized Skylight with Iceland Spar

by AstroIS

Vikings

69
0
0
0
1
0
Preparing a Viking Sunstone — Selecting and Cleaving Optical Calcite for Navigation

Preparing a Viking Sunstone — Selecting and Cleaving Optical Calcite for Navigation

by AstroIS

Vikings

71
0
0
0
1
0
Building a Mural Quadrant — The Wall-Mounted Instrument for Precise Star Positions

Building a Mural Quadrant — The Wall-Mounted Instrument for Precise Star Positions

by AstroIS

Renaissance (1400–1600)

82
0
0
0
1
0
Building a Galilean Telescope — The Instrument That Changed Our View of the Universe

Building a Galilean Telescope — The Instrument That Changed Our View of the Universe

by AstroIS

Renaissance (1400–1600)

73
0
0
0
4
0
Building a Copernican Orrery — A Mechanical Model of the Heliocentric Solar System

Building a Copernican Orrery — A Mechanical Model of the Heliocentric Solar System

by AstroIS

Renaissance (1400–1600)

86
0
0
0
3
0
Building a Cross-Staff — The Medieval Navigator's Angle-Measuring Instrument

Building a Cross-Staff — The Medieval Navigator's Angle-Measuring Instrument

by AstroIS

Middle Ages

109
0
0
0
6
0
Building a Brass Astrolabe — The Islamic Golden Age Instrument That Mapped the Sky

Building a Brass Astrolabe — The Islamic Golden Age Instrument That Mapped the Sky

by AstroIS

Ancient

93
0
0
0
7
0
Building a Chinese Armillary Sphere — The Bronze Instrument That Mapped the Heavens

Building a Chinese Armillary Sphere — The Bronze Instrument That Mapped the Heavens

by AstroIS

Ancient

104
0
0
0
3
0
Warping a Treadle Loom — Measuring, Beaming, and Threading Warp for Broadcloth

Warping a Treadle Loom — Measuring, Beaming, and Threading Warp for Broadcloth

by TexFO

Middle Ages

42
0
0
0
0
0
Burling and Mending Woven Cloth — Cleaning and Repairing Fabric Before Fulling

Burling and Mending Woven Cloth — Cleaning and Repairing Fabric Before Fulling

by TexFO

Middle Ages

71
0
0
0
0
0
Pressing Broadcloth in a Screw Press — Hot and Cold Finishing for Lustre

Pressing Broadcloth in a Screw Press — Hot and Cold Finishing for Lustre

by TexFO

Middle Ages

39
0
0
0
0
0
Raising the Nap and Shearing Woolen Cloth — Teasel Napping and Cropping Shears

Raising the Nap and Shearing Woolen Cloth — Teasel Napping and Cropping Shears

by TexFO

Middle Ages

76
0
0
0
1
0
Tentering Cloth on a Frame — Stretching Fulled Wool to Set Width and Grain

Tentering Cloth on a Frame — Stretching Fulled Wool to Set Width and Grain

by TexFO

Middle Ages

77
0
0
0
2
0
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