This picture of an electric powered Venture60
can be seen at the following web site:
http://ezonemag.com/articles/1999/jan/gallery/gal0199.htm

However, the link is now dead.  I've left it because it points to www.RCgroups.com.

The article stated:
"The Venture 60 is a 70 inch span model that weighs in at 7 pounds and is powered by a geared Astro 40 motor, 13x8 propeller, and 18 1800 mAh cells."

Model Avaiation, November, 2002, vol. 28, #11, p. 48 again features this electric control line Venture60 by Grant Hiestand.