The old painters never touched their colors with iron, but used as a palette-knife a thin blade of wood.
To obtain the freedom of accident Rembrandt put on his colours with his palette-knife; a very common practice at the present day.
A little of the powder colour is placed on the slab and mixed with the palette-knife to a stiff paste with water and a little gum.
He took a palette-knife and carefully shaved away the telltale strokes.
With the handle of a palette-knife he stirred the crumbs and milk together and stepped back as she thrust her nose into the mess.
Rosa (Salvator): dark, inscrutable pictures, relieved by dabs of palette-knife.
Then, when you have to add more to that, clean that place with the palette-knife before squeezing out the new color.
The picture was there in the corner, turned to the wall; he could only just prevent her from driving her palette-knife through it.
Bartlemy was stooping, brush in teeth, to look for a palette-knife, and two of the easel's three legs rested on tufts of grass.
Sometimes he made a picture with his palette-knife, and put in the fine touches with his thumb.