Banking At 4,000 Feet (Black 20; Leicester Galleries 23)
40.2 x 31.5 cm
Lithograph, a crisp impression with strong contrasts, on watermarked Holbein wove
Signed, dated and numbered in pencil
Signed, dated and numbered 103 in pencil, printed by Ernst Jackson, published by the Stationary Office as part of the series
Printed by Ernest Jackson, published by the Stationary Office as part of the series 'The Great War: Britain's Efforts and Ideals', with margins, as included in 'Building the Aircraft'