Original interior full-page artwork in pen-and-ink created for #3 in the Virtual Reality Adventure Gamebook series, published by Mammoth Books (UK) 1993 and written by Mark Smith.  Terry produced all 27 of the interiors, which range from 1/3 page to full page illustrations, plus 3 "spot" drawings.  This is an example of a half-page illustration,  and it's 4.5 x 5" on paper approx. 13" x 9.5" and comes signed by the artist.  The book cover is shown for reference only.