The red metal box is 18" X 10 " X  3", note the placement of the sticker on the outer lid.  In 1951 it was moved from the left side of the box to the right.  Set sold for $17.95 **	The lithography metal box is 18" X 10 " X  3".  The set was called the 7 ½  in the early part of 1957 and 10061 in the later part of the year.  Set sold for $27.95.**

The 7 ½ will build the "Walking Beam Engine" and many more toys. The walking beam Engine picture below was does not have the correct engine. The one pictured is a "Wasp" engine and not a Gilbert one There are many other parts that are not made by A. C. Gilbert.

This page was last updated on 03/23/02.