Covert posters & prints

Lion Springing from Covert Anonymous

A Covert Joke from the Drawing by Sidney Paget Anonymous

Bounded by Flushing Avenue, Knickerbocker Avenue, Grattan Street, Flushing Avenue, Covert Avenue, Myrtle Avenue, Cypress Street, Standhope Street, St. Nicholas... Anonymous

Hasting to Covert: Threatening Rainstorm Palmer

Map bound by City Line, Cemetery Lane, Central Ave., Weirfield; Including Irving Ave., Knickerbocker Ave., Hamburg St., Margaretta St., Eldert... Anonymous

Map and Instructions for Meeting with Spy Anonymous

Going to Covert John Nost Sartorius

Map bounded by Newtown Ave., Covert Ave. Betts Ave., Old Brook School Road, Maurice Ave; Including Astoria Ave., Maspeth Ave.,... Anonymous

Going to Covert Thomas Spencer

Map bound by City Line, Greene St., Wyckoff Ave., Flushing Ave; Including Covert Ave., Cypress Ave., St. Nicholas Ave., Jefferson... Anonymous

King Edward VII riding to the coverts at Sandringham, Norfolk Knights-Whittome

Night Operations, December 1941 Eric Ravilious

A Military Escapade, c.1794 Thomas Rowlandson

The pathway to the view of Hidden Lake Anonymous

Queen hidden in a cave Jacob Lescailje

Leg-Mounted Spy Camera Anonymous

Secret Societies at Yale College Anonymous

Things Hidden, 2014 Martin Decent

Secret Office, at the General Post Office. Anonymous

Hidden Table William Ireland

Captain Kidd Concealing Treasure in a Cavern Anonymous

Secret wedding between french king Louis XIV and Mme de Maintenon Anonymous

Bugging Device Sewn into Rug Anonymous

Secret woman _ Orange, 2019 Anne Storno

'Ingenious camouflage', World War I Realistic Travels Publishers

Mock Japanese Military Airplane Partially Hidden Under Brush Anonymous

Secret Work in Whiskey Still Anonymous

Santa Claus Charles G. Bush

The Hidden Brook, ca. 1873-77 Gustave Courbet

Hidden treasures, 2017 Alex Caminker

Corner of Shadows-on-the-Teche with Screens Concealing Outdoor Staircase Anonymous

Turpin as he Concealed Himself in a Cave on Epping Forrest English School

Undercover K.B. White

Le Cas de Conscience Gabriel de Saint-Aubin

Hide and Seek, 1876 Albert Snr. Ludovici

Illustration of Cardinal Mazarin Hiding a Jewelry Box Anonymous