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
Technicopedia: 8854
8854 Update | Thirdwigg.com
LEGO 8854 Power Crane Set Parts Inventory and Instructions - LEGO Reference Guide