King Penguin Books was a series of pocket-sized monographs published between 1939 and 1959. The books were the first Penguins to feature hardback covers as well as color printing.
| K1 | British Birds on Lake River and Stream | Barclay-Smith, Phyllis | 1939 |
| K2 | Book of Roses | Ramsbottom, John | 1939 |
| K3 | A Book of Ships | Mitchell, Charles | 1941 |
| K4 | Portraits of Christ | Kitzinger, Ernst | 1941 |
| K5 | Caricature | Gombrich, E.H. | 1941 |
| K6 | British Shells | Duncan, F. Martin | 1943 |
| K7 | Fashions and Fashion Plates | Laver, James | 1943 |
| K8 | Elizabethan Miniatures | Winter, Carl | 1943 |
| K9 | Microcosm of London | Rowlandson, T. | 1943 |
| K10 | Bayeux Tapestry | MacLagen, Eric | 1943 |
| K11 | Fishes of Britain’s Rivers and Lakes | Norman, J.R. | 1943 |
| K12 | Poets’ Corner | Beerbohm, Max | 1943 |
| K13 | Edible Fungi | Ramsbottom, John | 1943 |
| K14 | Book of Lilies | Stoker, Fred | 1944 |
| K15 | Seashore Life and Pattern | Stephenson, T.A. | 1944 |
| K16 | Children as Artists | Tomlinson, R.R. | 1945 |
| K17 | Leaves of Southwell | Pevsner, Nikolaus | 1945 |
| K18 | Some British Moths | Riley, Norman | 1945 |
| K19 | Garden Birds | Barclay-Smith, Phyllis | 1945 |
| K20 | English Ballet | Leeper, Janet | 1944 |
| K21 | Popular Art in Britain | Carrington, Noel | 1945 |
| K22 | Heraldry in England | Wagner, Anthony | 1946 |
| K23 | Poisonous Fungi | Ramsbottom, John | 1945 |
| K24 | Birds of the Sea | Lockley, R.M. | 1945 |
| K25 | Ur: The First Phases | Woolley, Leonard | 1947 |
| K26 | Book of Toys | White, Gwen | 1946 |
| K27 | Flowers of Marsh and Stream | Williams, Iolo | 1946 |
| K28 | Book of English Clocks | Symonds, R.W. | 1947 |
| K29 | Flowers of the Woods | Salisbury, E.J. | 1947 |
| K30 | Wood Engravings | Berwick, Thomas | 1947 |
| K31 | English Book Illustrations 1800-1900 | James, Philip | 1947 |
| K32 | A Christmas Carol | Dickens, Charles | 1946 |
| K33 | Russian Icons | Rice, David Talbot | 1947 |
| K34 | English Tradition in Design | Gloag, John | 1947 |
| K35 | Book of Spiders | Bristowe, W.S. | 1947 |
| K36 | Ballooning | Gibbs-Smith, Charles | 1948 |
| K37 | Wild Flowers of the Chalk | Gilmour, John | 1947 |
| K38 | Compliments of the Season | Ettlinger, R.D. | 1947 |
| K39 | Woodcuts of Albrecht Durer | Barlow, T.D. | 1948 |
| K40 | Edward Gordon Craig | Leeper, Janet | 1948 |
| K41 | British Butterflies | Ford, E.B. | 1951 |
| K42 | British Military Uniforms | Laver, James | 1948 |
| K43 | Prospect of Wales | Rowntree, Kenneth | 1948 |
| K44 | Tulipomania | Blunt, Wilfred Jasper | 1950 |
| K45 | Unknown Westminster Abbey | Tanner, L.E. | 1948 |
| K46 | Highland Dress | Collie, George | 1948 |
| K47 | British Reptiles and Amphibia | Smith, Malcolm | 1949 |
| K48 | Book of Scripts | Fairbank, Alfred | 1949 |
| K49 | Some British Beetles | Taylor, Geoffrey | 1949 |
| K50 | Popular art in the United States | Christensen, Erwin O. | 1949 |
| K51 | Life in English Village | Edward Bawden | 1949 |
| K52 | Isle of Wight | Jones, Barbara | 1950 |
| K53 | Flowers of the Meadow | Grigson, Geoffrey | 1950 |
| K54 | Greek Terracottas | Webster, T.B.L. | 1951 |
| K55 | Romney Marsh | Piper, John Egerston | 1950 |
| K56 | Early British Railways | Barman, Christian | 1950 |
| K57 | Book of Mosses | Richards, Paul | 1950 |
| K58 | Book of Ducks | Barclay-Smith, Phyllis | 1951 |
| K59 | Ackermann’s Cambridge | Williamson, Reginald Ross | 1951 |
| K60 | Crown Jewels | Chadwick, Paxton | 1951 |
| K61 | Atlas of Tudor England | Speed, John | 1951 |
| K62 | Medieval Carvings in Exeter | Cave, C.J.P. | 1953 |
| K63 | Book of Greek Coins | Seltman, Charles | 1952 |
| K64 | Magic Books from Mexico | Burland, Cottie | 1953 |
| K65 | Semi-Precious Stones | Wooster, Nora | 1953 |
| K66 | Birds of the Plata | Hudson, W.H. | 1952 |
| K67 | Mountain Birds | Lodge, G.E. | 1952 |
| K68 | Animals in Staffordshire Pottery | Rackham, Bernard | 1953 |
| K69 | Ackermann’s Oxford | Colvin, H.M. | 1954 |
| K70 | Diverting History of John Gilpin | Cowper, William | 1953 |
| K71 | Egyptian Paintings | Davies, Nina | 1954 |
| K72 | Misericords | Anderson, M.D. | 1954 |
| K73 | Picture of Cricket | Arlott, John | 1955 |
| K74 | Woodland Birds | Shepheard, Peter | 1955 |
| K75 | Monumental Brasses | Mann, James | 1957 |
| K76 | Sculpture of the Parthenon | Corbett, P.E. | 1959 |
The Penguin Checklist Project 
It’s good, but more authors’ names are needed, and more editorial detail – i.e., name of editor in each case, number of illustrations, name of artist, etc. All this data is easily available online.
i HAVE MOST OF THESE TITLES AND WONDER WHAT THEIR WORTH.
Pingback: A patchwork of King Penguins – jessicanorrie
K14 is A Book Of Lilies, not Lillies