Update README.md

Author: Tinker-Twins

README.md

@@ -10,10 +10,16 @@ AutoDRIVE Testbed is a hardware platform for prototyping and testing autonomous
 
 | ![](https://github.com/Tinker-Twins/AutoDRIVE/blob/AutoDRIVE/Images/Nigel-Components.png) | ![](https://github.com/Tinker-Twins/AutoDRIVE/blob/AutoDRIVE/Images/Nigel-4WD4WS-Components.png) |
 |:-----------------------------------------------------------------------------------------:|:------------------------------------------------------------------------------------------------:|
-|[Nigel](https://github.com/Tinker-Twins/AutoDRIVE/tree/AutoDRIVE-Testbed/Vehicle/Nigel)|[Nigel 4WD4WS](https://github.com/Tinker-Twins/AutoDRIVE/tree/AutoDRIVE-Testbed/Vehicle/Nigel%204WD4WS)|
+| [Nigel](https://github.com/Tinker-Twins/AutoDRIVE/tree/AutoDRIVE-Testbed/Vehicle/Nigel) | [Nigel 4WD4WS](https://github.com/Tinker-Twins/AutoDRIVE/tree/AutoDRIVE-Testbed/Vehicle/Nigel%204WD4WS) |
 
 ## [Infrastructure](https://github.com/Tinker-Twins/AutoDRIVE/tree/AutoDRIVE-Testbed/Infrastructure)
 
 | ![](https://github.com/Tinker-Twins/AutoDRIVE/blob/AutoDRIVE/Images/Infrastructure.png) |
 |-----------------------------------------------------------------------------------------|
-|[A] Terrain Modules — (i) Asphalt, (ii) Dirt, (iii) Lawn, (iv) Snow, (v) Water; [B] Road Kit — (i) Road Patch, (ii) Straight Road, (iii) Dead-End, (iv) Curved Road, (v) 3-Way Intersection, (vi) 4-Way Intersection, (vii) Parking Lot, (viii) Roadside Parking; [C] Obstruction Modules — (i) Construction Box, (ii) Traffic Cone; [D] Traffic Elements — (i) Traffic Light, (ii) Stop Sign, (iii) Give Way Sign, (iv) Regulatory Sign, (v) Cautionary Sign, (vi) Informatory Sign; [E] Surveillance Elements — Vehicle Localization using the AutoDRIVE Eye|
+| [A] Terrain Modules — (i) Asphalt, (ii) Dirt, (iii) Lawn, (iv) Snow, (v) Water; [B] Road Kit — (i) Road Patch, (ii) Straight Road, (iii) Dead-End, (iv) Curved Road, (v) 3-Way Intersection, (vi) 4-Way Intersection, (vii) Parking Lot, (viii) Roadside Parking; [C] Obstruction Modules — (i) Construction Box, (ii) Traffic Cone; [D] Traffic Elements — (i) Traffic Light, (ii) Stop Sign, (iii) Give Way Sign, (iv) Regulatory Sign, (v) Cautionary Sign, (vi) Informatory Sign; [E] Surveillance Elements — Vehicle Localization using the AutoDRIVE Eye |
+
+## [Documentation](https://github.com/Tinker-Twins/AutoDRIVE/tree/AutoDRIVE-Testbed/Documents)
+
+| <img src="https://github.com/Tinker-Twins/AutoDRIVE/blob/AutoDRIVE/Images/Nigel-Assembly-Guide.png" width="500"> | <img src="https://github.com/Tinker-Twins/AutoDRIVE/blob/AutoDRIVE/Images/Nigel-4WD4WS-Assembly-Guide.png" width="500"> |<img src="https://github.com/Tinker-Twins/AutoDRIVE/blob/AutoDRIVE/Images/BOM.png" width="500"> |
+|:--------:|:-------------:|:-------------:|
+| [Nigel Assembly Guide](https://github.com/Tinker-Twins/AutoDRIVE/blob/AutoDRIVE-Testbed/Documents/Nigel%20-%20Assembly%20Guide.pdf) | [Nigel 4WD4WS Assembly Guide](https://github.com/Tinker-Twins/AutoDRIVE/blob/AutoDRIVE-Testbed/Documents/Nigel%204WD4WS%20-%20Assembly%20Guide.pdf) | [Bill of Materials (BOM)](https://github.com/Tinker-Twins/AutoDRIVE/blob/AutoDRIVE-Testbed/Documents/BOM.pdf) |