Dog with bone

Security guard in alleyway pursuit with guard dog

Portrait of a dog

Large pedigree dog with Christmas present

Young adult Caucasian male with Boxer dog.

Victorian Die Cut Illustration of a Mastiff Dog

Antique Victorian Die Cut Illustration of a Guard Dog

Flora & Fauna - line art - a 19th century engraving Animal Dog Mastiff This breed has been a guard dog in Britain since 2000 BC. There is evidence to show that this breed was used throughout Europe and Asia as far back as 3000 BC. After the Roman occupa

Flora & Fauna - line art - a 19th century engraving Animal Dog Dalmatian or Coach Dog This breed takes its name from the Adriatic coast of the Dalmatian region where it is believed to have originated. It has been used as a watch-dog, escort and guard do

Vintage World War II poster of a Great Dane.

Guard dog