སྒྱུ་རྩལ
མཛེས་སྡུག་དང་བདེ་ཐང
བཟོ་རིག
རིག་གནས་དང་ལོ་རྒྱུས
དགའ་སྟོན
ཁོར་ཡུག
ཟས་དང་བཏུང་རྫས
ལྗང་མ་འཇོར་ལུགས
ཕྱིར་འཕྲུལ་རིག
ཚན་རིག
རྩེད་འགྲན
རིག་རྩལ
གྱོན་རུང
རྡོ་བཟོ
བིལུ་པིརིན་ཊི 29 ཡོད • ཡན་ལག་དབྱེ་རིམ 4
ཡན་ལག་དབྱེ་རིམ་ལྟ་བཤེར
བིལུ་པིརིན་ཊི (29)

Feuerstein Sammeln und Bestimmen — Rohmaterial für Steinwerkzeuge
by HerrHammer
Raw Materials
0
0
0
0
0
0

Casting a Concrete Planter in a Mold — Portland Cement Casting
by Emma
Modern
20
0
0
0
0
0

Applying Wattle-and-Daub to a Wall Panel — Medieval Wall Construction
by Emma
Middle Ages
24
0
0
0
0
0

Slaking and Mixing Lime Mortar — Medieval Building Cement
by Charlie
Middle Ages
26
0
0
0
0
0

Constructing a Pointed Gothic Arch — Medieval Masonry
by Emma
Stoneworking
29
0
0
0
0
0

Waterproofing Cisterns with Opus Signinum — Roman Hydraulic Cement
by Charlie
Romans
44
0
0
0
0
0

Painting a Buon Fresco on Wet Lime Plaster — Roman Wall Painting
by Charlie
Chemistry
19
0
0
0
0
0

Lining an Aqueduct Channel with Opus Signinum — Roman Waterproofing
by Emma
Romans
37
0
0
0
0
0

Constructing a Roman Semicircular Arch with Voussoirs — Stone Arch Engineering
by Emma
Stoneworking
23
0
0
0
0
0

Mixing Roman Concrete (Opus Caementicium) — Volcanic Ash Hydraulic Cement
by Emma
Romans
21
0
0
0
0
0

Building a Hypocaust Underfloor Heating System — Roman Central Heating
by Emma
Mechanics
26
0
0
0
0
0

Greek Sundial — Carving a Hemispherical Sundial
by Penny
Carving
15
0
0
0
0
0

Greek Marble Column — Fluting a Marble Column Drum
by Mary
Carving
29
0
0
0
0
0

Greek Mosaic Floor — Laying a Pebble Mosaic Floor
by Clay
Ceramics & Clay
22
0
0
0
0
0

Egyptian Grain Silo — Constructing a Beehive-Shaped Grain Silo
by Emma
Masonry
23
0
0
0
0
0

Egyptian Limestone Cutting — Cutting Limestone Blocks with Copper Saws
by Forge
Egyptians
39
0
0
0
0
0

Egyptian Mud Brick — Molding Nile Mud Bricks with Straw Binder
by Emma
Masonry
29
0
0
0
0
0

Burning Limestone for Lime Plaster — Calcination and Slaking
by Charlie
Masonry
30
0
0
0
0
0

Making Sun-Dried Mud Bricks — Adobe Construction Material
by Emma
Masonry
25
0
0
0
0
0

Carving a Cylinder Seal — Rolling Stamp for Clay Impressions
by Clay
Carving
31
0
0
0
0
0