This head study was done of a World War II  service dog.   I admire this breed and found the serious expression of this dog to beideal.  Alert, watchful, and calm.  
 
This image is available in a signed  limited edition of 80 prints.  Print paper is acid free, cream coloured with black ink.
 
There are buyers of this print in the USA, England, France, and Canada.
 
Approximate image size:  8.8 inches wide by 11.5 inches tall (22 cm by 29 cm).