click to enlarge
Image 1756-London-Tonson-01-029 
Illustration No. 1     
Illustrator John Vanderbank 
Engraver Gerard van der Gucht 
Title Caption  
Title Supplied Sancho Panza contemplates the barber basin (Mambrino's helmet) 
Part Part I, Madrid 1605  
Chapter Chapter 21 
Subject 21.3 Adventure of the helmet of Mambrino
Illustration Type Chapter illustration
Technique Burin engraving
Etching (acquaforte)
Color Black and white 
Page Number f.p. 116 
Image Dimension 246 x 183 
Page Dimension 287 x 225 
Commentary In the foreground, Sancho contemplates the "conquered" Mambrino's helmet, a barber basin, and exclaims "Por Dios, que la bacía es buena, y que vale un real de á ocho como un maravedí" (21:2), while don Quixote asks him to hand the basin to him.
In the background, the defeated barber running away.
Well-detailed engraving for Don Quixote and Sancho's figures. 
Notes 1 - Same plate from London: Tonson, 1738 Spanish edition and London: Tonson, 1742 English edition.