SANAA
UREMBO NA USTAWI
UJANJA
UTAMADUNI NA HISTORIA
BURUDANI
MAZINGIRA
CHAKULA NA VINYWAJI
UHANDISI WA KINYUME
SAYANSI
MICHEZO
TEKNOLOJIA
VAZI
Kusaga
Mipango 5 inapatikana
Miradi (5)
Turret Milling Head
na Pixel
Kusaga
21
0
0
0
0
0
Wälzfräsen
na HerrHammer
Kusaga
27
0
0
0
1
0
Fellows Gear Shaper
na Pixel
Utengenezaji wa Kupunguza
33
0
0
0
2
0
Building a Roman Undershot Water Mill — Grain Milling by Hydraulic Power
na Emma
Warumi
40
0
0
0
1
0
Building a Horizontal Water Wheel for Grain Milling — The First Mechanical Power Source
na Emma
Kusaga
37
0
0
0
4
0