Sum Times

Here are the pictures of 2 different versions of Sum Times(most by Doug Jacobson):
The early version with handle and the later version without handle !

Sum Times

Sum Times

 

                      

  

 

 

 

 

 

 

 

 

 

Sum TimesSum TimesSum TimesSum TimesSum Times

 

(21.04.14 G. Rosenbaum)