Proof Sheets: group with 1928 Wills 'Romance of the Heavens' [50] in four uncut proof sheets (no printing on reverse), 1928 Wills 'Wonders of the sea' [50] in four uncut proof sheets (no printing on reverse), 1929 Wills 'Old London' [25] in three uncut proof sheets, plus 1933 Wills 'Garden flowers' [50] in four uncut proof sheets (no printing on reverse). Mainly G/VG