illustrator research - John Tenniel

john Tenniel is an english illustrator, graphic humorist and political cartoonist who's work was prominent during the second half of the 19th century.
He illustrated for both alice and wonderland

where in this illustration you can see alice playing with the puppy. 

he also illustrated for alice in wonderland through the looking glass

personally i like his style of illustration which is very dark and detailed with the scales on the dragon and the texture on the trees.