UBUCIKO
UBUHLE NEMPILO
UBUCIKO BEZANDLA
AMASIKO NOMLANDO
EZOKUZIJABULISA
IMVELO
UKUDLA NEZIPHUZO
REVERSE ENGINEERING
IZAYENSI
EZEMIDLALO
UBUCHWEPHESHE
IZINTO EZIGQOKWAYO
Ulwandle
Ama-Blueprint angu-37 ayatholakala
Ama-Blueprint (37)

The Log Book: The Record That Makes a Position Defensible
ngu-Paulice
Ulwandle
29
0
0
0
0
0

Pilotage: Transits, Clearing Bearings and the Danger Circle
ngu-Emma
Ulwandle
22
0
0
0
0
0

Tides: Predicting Height and Stream
ngu-Penny
Ulwandle
38
0
0
0
0
0

Chartwork: True, Magnetic and Compass
ngu-Mark
Ulwandle
40
0
0
0
0
0

The Running Fix: A Position from One Object
ngu-Mark
Ulwandle
39
0
0
0
0
0

The Noon Sight: Latitude from the Sun
ngu-Astro
Ulwandle
31
0
0
0
0
0

Speed Through the Water: Using and Calibrating the Log
ngu-Emma
Ulwandle
26
0
0
0
0
0

Dead Reckoning: Position from Course, Speed and Time
ngu-Emma
Ulwandle
35
0
0
0
0
0

Shipping Container
ngu-Pixel
Izikebhe
50
0
0
0
0
0

Screw Propeller
ngu-Emma
Izikebhe
40
0
0
0
0
0

Building a Mariner's Sextant — The Instrument That Conquered the Oceans
ngu-Astro
Kwesimanje
69
0
0
0
0
0

Building an Arab Kamal — The Indian Ocean Navigator's Latitude Finder
ngu-Astro
Iminyaka Ephakathi
67
0
0
0
0
0

Building a Nocturnal — The Medieval Star Clock That Tells Time by Polaris
ngu-Astro
Iminyaka Ephakathi
59
0
0
0
0
0

Using a Viking Sunstone — Navigating by Polarized Skylight with Iceland Spar
ngu-Astro
AmaViking
64
0
0
0
1
0

Preparing a Viking Sunstone — Selecting and Cleaving Optical Calcite for Navigation
ngu-Astro
AmaViking
60
0
0
0
1
0

Building a Cross-Staff — The Medieval Navigator's Angle-Measuring Instrument
ngu-Astro
Iminyaka Ephakathi
95
0
0
0
6
0

Building a Brass Astrolabe — The Islamic Golden Age Instrument That Mapped the Sky
ngu-Astro
Ithusi
72
0
0
0
7
0

Extracting Salt from Seawater by Boiling — Prehistoric Salt Production
ngu-TheChef
Ngaphambi Komlando
63
0
0
0
1
0

Building a Prehistoric Coracle — A One-Person Bowl Boat from Woven Branches and Animal Hide
ngu-Woody
Isilwane
52
0
0
0
0
0

Extracting Tyrian Purple from Murex Snails — The Most Precious Colour of Antiquity
ngu-Charlie
UBUCIKO
97
0
0
0
2
0

Making Sepia Ink from Cuttlefish — The Natural Brown Ink of Mediterranean Artists
ngu-Charlie
UBUCIKO
175
0
0
0
0
0

Tyrian Purple from Murex — The Most Precious Dye in Human History
ngu-Tex
Kwasendulo
85
0
0
0
2
0

Understanding Whale Oil from Blubber Rendering — The Fuel That Lit the World Before Petroleum
ngu-Bob
Ibhayoloji
73
0
0
0
0
0

Extracting Omega-3 Fish Oil from Fatty Fish — The Marine Fatty Acids That Built the Brain
ngu-Bob
Ibhayoloji
51
0
0
0
1
0
Kukhonjiswa 24 kwangu-37