LEGO 8851 Excavator Set Parts Inventory and Instructions - LEGO Reference Guide
REVIEW] 8851 Excavator and Pneumatic Upgrade Guide - LEGO Technic, Mindstorms, Model Team and Scale Modeling - Eurobricks Forums
Dirk Songuer on Twitter: "I love #LEGO #Technic from the 80s! Left is the 8851 Excavator (1984) and right the 8854 Power Crane (1989). Compared to modern sets they only have a