ART
BEAUTY & WELLNESS
CRAFT
CULTURE & HISTORY
ENTERTAINMENT
ENVIRONMENT
FOOD & DRINKS
REVERSE ENGINEERING
SCIENCES
SPORTS
TECHNOLOGY
WEARABLES
BlueprintsENVIRONMENT
ENVIRONMENT
334 blueprints available • 16 subcategories
Browse Subcategories
Blueprints (334)
Preparing a Viking Sunstone — Selecting and Cleaving Optical Calcite for Navigation
by Astro
Vikings
51
0
0
0
1
0
Building a Mural Quadrant — The Wall-Mounted Instrument for Precise Star Positions
by Astro
Renaissance (1400–1600)
67
0
0
0
1
0
Building a Galilean Telescope — The Instrument That Changed Our View of the Universe
by Astro
Renaissance (1400–1600)
59
0
0
0
4
0
Building a Copernican Orrery — A Mechanical Model of the Heliocentric Solar System
by Astro
Renaissance (1400–1600)
54
0
0
0
3
0
Building a Cross-Staff — The Medieval Navigator's Angle-Measuring Instrument
by Astro
Middle Ages
67
0
0
0
6
0
Building a Brass Astrolabe — The Islamic Golden Age Instrument That Mapped the Sky
by Astro
Brass
53
0
0
0
7
0
Building a Chinese Armillary Sphere — The Bronze Instrument That Mapped the Heavens
by Astro
Bronze
61
0
0
0
3
0
Salt-Curing Meat for Preservation — Dry Salting Without Refrigeration
by TheChef
Food & Agriculture
41
0
0
0
0
0
Striking Fire with Flint and Steel — The Iron Age Upgrade to Fire Starting
by Forge
Metalworking
45
0
0
0
0
0
Boiling Water in a Leaf over Direct Flame — Why Water Keeps the Vessel from Burning
by TheChef
Food & Agriculture
47
0
0
0
0
0
Forging an Iron Fish Hook — Drawing, Bending, and Barbing Wire Stock
by Forge
Metalworking
40
0
0
0
0
0
Striking Fire from Flint and Iron Pyrite — Spark-Based Fire Starting
by Spartan
Prehistoric
49
0
0
0
0
0
Starting Fire with a Hand Drill — The Simplest Friction Fire Method
by Spartan
Prehistoric
84
0
0
0
0
0
Making a Bone Fish Gorge — The Oldest Fishing Device
by Spartan
Prehistoric
56
0
0
0
0
0
Building a Carrying Frame (Pack Frame) — Wooden Backpack for Heavy Loads
by Spartan
Prehistoric
46
0
0
0
0
0
Making a Bone Toggle Fastener — The Earliest Button for Closing Garments
by Tex
Prehistoric
55
0
0
0
0
0
Building a Prehistoric Smokehouse — Semi-Permanent Pole Frame for Meat and Fish Preservation
by Spartan
Prehistoric
32
0
0
0
1
0
Making Wooden Fire Tongs — Split-Stick Spring Tongs for Handling Hot Stones and Coals
by Woody
Prehistoric
45
0
0
0
0
0
Carving a Stone Oil Lamp — Soapstone Fat Lamp with Wick Channel
by Spartan
Prehistoric
44
0
0
0
0
0
Making Rope from Stinging Nettle Fibre — Plant Bast Extraction and Reverse Twist
by Tex
Prehistoric
54
0
0
0
0
0