[PRCo] Source of PRCo cement mixer picture image

[Russell Cashdollar]

The question is... Is this contraption on the PRCo roster?

The mixer drum is clearly powered from the overhead wires.... however...

It doesn't appear, to me, to have a powered truck under it.

Link to source below.


http://images.library.pitt.edu/cgi-bin/i/image/image-idx? 
image.x=341&image.y=213&xc=1&g=imls&sort=dc_da&sid=cb7991988031af4aded6a 
fefe29aa058&q1=Wheatland 
+Street&rgn1=ic_all&c=hpicasc&ox=0&oy=1&lastres=2&res=2&width=750&height 
=548&maxw=3000&maxh=2195&subview=getsid&lasttype=boolean&view=entry&view 
id=20100809- 
HPICASC-0073.TIF&entryid=x-715.195437.cp&cc=hpicasc&quality=m800&resnum= 
5&evl=full-image#