A description and history of Caerphilly Castle, George Clark, 1850.
A guide to Raglan Castle, R Waugh, 1881.
Abbeys, castles and ancient halls of England and Walles Vol. 1. John Timbs, 1872.
Abbeys, castles and ancient halls of England and Walles Vol. 2. John Timbs, 1872.
Abbeys, castles and ancient halls of England and Walles Vol. 3. John Timbs, 1872.
Algunas indicaciones sobre antiguos castillos, Ricardo del Arco y Garay, 1922.
Arundel: Borough and Castle, G.W. Eustace, 1922.
Blois, Chambord et les chateaux du Blesois, Fernand Bournon, 1908.
Bohmens burgen, vesten und bergschlosser, Franz Alexander Heber, 1844.
British Castles, Charles Ashdown, 1911.
Burgen und schlosser in Bayern, Osterreich und Sudtirol, August Falkner, 2010.
Burgen und schlosser in der Umgebung von Bozen, Othmar Erber, 1895.
Castellated and domestic architecture of Scotland 1, David MacGibbon, 1887.
Castellated and domestic architecture of Scotland 2, David MacGibbon, 1887.
Castellated and domestic architecture of Scotland 3, David MacGibbon, 1887.
Castellated and domestic architecture of Scotland 4, David MacGibbon, 1887.
Castellated and domestic architecture of Scotland 5, David MacGibbon, 1887.
Castles and chateaux of old Burgundy, Francis Miltoun, 1909.
Castles and chateaux of old Navarre, Francis Miltoun, 1907.
Castles and chateaux of old Touraine, Francis Miltoun, 1906.
Castles and strongholds of Pembrokeshire, Emily Hewlett Edwards, 1909.
Castles of Ireland, C.L. Adams, 1904.
Castles of Wales, Rhodri Owen, 2008.
Chateaux de France des XV et XVIe siecles, Victor Petit, 1860.
Chateaux et ruines historiques de France, Alexandre de Lavergne, 1845.
Chateaux Luxembourgeois, Association des Châteaux Luxembourgeois, 2009.
Chronique des chateaux et des abbayes, Jean Antoine de la Tour, 1857
Churches and castles of medieval France, Walter Cranston Larned, 1896.
Crusader castles of Cyprus, James Petre, 2010.
Czech castles and chateaux, Bookletia, ca.2010.
Darstellung des Erzherzogthums Oesterreich, Franz Xaver Schweickhardt, 1837.
Deutsche burgen und feste Schlosser, Wilhelm Pinder, 1913.
Early Norman castles of the British Isles, Ella Armitage, 1912.
French cathedrals and chateaux, Clara Crawford, 1909.
Glimpses of old English homes, Elizabeth Balch, 1890.
Guide to the Palace of Westminster, ca.1910.
Histoire illustree des Chateaux de Crozant et des Places, L. Rouzier, 1905.
Histoire pittoresque et anecdotique des anciens chateaux, M. de Thibiage, 1846.
Historical reminiscences of Dublin Castle, F.E.R., 1904.
Holyrood, its palace and its abbey, William Moir Bryce, 1914.
I castelli valdostani, Giuseppe Giacosa, 1903.
I castelli di Gondar, Alessandro Augusto Monti della Corte, 1938.
Kensington Palace and Gardens, W.J. Loftie, 1900.
Mediaeval military architecture in England Vol. 1, Geo T. Clarke, 1884.
Medieval castles, Marilyn Stokstad, 2005.
Medieval castles, Robert Liddiard, 2010.
Medieval France: An encyclopedia, William Kibler (ed.), 1995.
Military architecture in England during the Middle Ages, Hamilton Thompson, 1912.
Norham Castle, Hubert Jerningham, 1883.
Old castles, M.S., 1868.
Old manor houses, Cecil Aldin, 1920.
Peeps at royal palaces of Great Britain, Beatrice Home, 1913.
Records of York Castle, A.W. Twyford, 1880.
Renaissance chateaux, Elizabeth Champney, 1904.
Royal castles of England, Henry Shelley, 1913.
Royal castles of England, Henry Shelley, 1914.
Royal palaces, historic castles and stately homes, John Geddie, 1913.
Royal palaces of England, R.S. Rait, 1911.
Royal palaces of Scotland, R.S. Rait, 1911.
Royal palaces and their memories, Sarah Tooley, 1902.
Ruta de los castillos, Junta de Andalucía, ca.2000.
Schlosser und burgen in Meran und Umgebung, Coelestin Stampfer, 1894.
The ancient castles of England and Wales Vol. 1, W. Woolnoth, 1825.
The ancient castles of England and Wales Vol. 2, W. Woolnoth, 1825.
The book of the medieval knight, Stephen Turnbull, 1985.
The Castle of Edinburgh, G.F. Maine, 1920.
The castles and abbeys of England, William Beattie, 1843
The castles and keeps of Scotland, Frank Roy Fraprie, 1907.
The castles and old mansions of Shropshire, F.S. Acton, 1868.
The castles of England Vol. 1., James Mackenzie, 1896.
The castles of England Vol. 2., James Mackenzie, 1896.
The church and fortress of Dover Castle, John Puckle, 1864.
The history of Hampton Court Palace 1 Tudor times, Ernest Law, 1903.
The history of Hampton Court Palace 2 Stuart times, Ernest Law, 1898.
The history of Hampton Court Palace 3 Orange times, Ernest Law, 1891.
The history of the Castle of York, T.P. Cooper, 1911.
The ruined castles of Mid-Lothian, John Dickson, 1894.
The story of Edinburgh Castle, Louis Wierter, 1913.
Windsor Castle and its environs, Leitch Ritchie, 1848.

Osprey Fortress Collection:

1. Japanese Pacific Island Defenses 1941-45
2. Hadrian's Wall Ad 122-410
3. U-Boat Bases And Bunkers 1941-45
4. American Defenses of Corregidor and Manila Bay 1898-1945
5. Japanese Castles 1540-1640
6. American Civil War Fortifications (1)
7. The Lines Of Torres Vedras 1809-11
8. Defenses Of Pearl Harbor And Oahu 1907-50
9. English Civil War Fortifications
10. The Maginot Line 1928-45 (2)
11. Crusader Castles Of The Teutonic Knights (1)
12. Fortresses Peninsular War 1808-14
13. Norman Stone Castles (1) The British Isles 1066-1216
14. Fortifications In Wessex C. 800-1066
15. Germany's West Wall The Siegfried Line
16. The Fortifications Of Malta 1530-1945
17. Troy C.1700-1250BC
18. Norman Stone Castles 2 Europe 950 – 1204
19. Crusader Castles Of The Teutonic Knights (2)
20. The Stone Castles Of Latvia And Estonia 1185-1560
21. British Home Defences 1940-45
22. Crusades Castles In The Holy Land 1097-1192
23. Mycenaean Citadels C.1350-1200 Bc
24. German Field Fortifications 1939-1945
25. Fortifications Of The Western Front 1914-1918
26. Walls Of Constantinople
27. Afghanistan Cave Complexes 1979-2004
28. French Fortresses In North America 1535-1763
29. Forts Of American Frontier 1820-91 Central And Nothern Plains
30. US World War II Korean War Field Fortifications 1941-1953
31. Eben Emael
32. Rome's Northern Frontier Ad 70-235
33. Crusader Castles In The Holy Land 1192-1302
34. Special Forces Camps In Viietnam 1961-70
35. Japanese Fortified Temples And Monasteries Ad 710-1062
36. British Fortifications in Zululand 1879
37. Us Strategic And Defensive Missile Systems 1950-2004
38. D-Day Fortifications In Normandy
39. American Civil War Fortifications (2)
40. Russian Fortresses 1480-1682
41. Ancient greek fortifications 500-300 BC
42. The Channel Islands 1941-45
43. The Vauban Fortifications of France
44. Roman Legionary Fortresses 27 Bc - Ad 378
45. American Coastal Defenses 1885-1950
46. German Defences in Italy in World War II
47. Castles And Tower Houses Of The Scottish Clans 1450-1650
48. Fortifications of the Incas 1200-1531
49. Viet Cong and NVA Tunnels and Fortifications of the Vietnam War
50. The Spanish Main 1492-1800
51. The Forts Of Celtic Britain
52. Indian Castles 1206-1526.The Rise and Fall of the Delhi Sultanate
53. The Fortifications of Gibraltar 1068-1945
54. Defending Space
55. Forts of the American Frontier 1820-91
56. Cathar Castles Fortresses of the Albigensian Crusade 1209-1300
57. Rome's Saxon Shore. Coastal Defences Of Roman Britain Ad 250-500
58. The Great Wall of China 221 BC-AD 1644
59. Vietnam Firebases 1965-73 American and Australian Forces
60. Crusader Castles in Cyprus, Greece and the Aegean 1191-1571
61. the forts of the meuse in world war I
62. Medieval Russian Fortresses Ad 862-1480
63. Soviet Field Fortifications 1941-45
64. The Atlantic Wall (1)
65. The Castles of Edward I in Wales 1277-1307
66. The forts of judaea 168 bc ad 73 from the maccabees to the fall of masada
67. The Castles of Henry VIII
68. Japanese Castles in Korea 1592-98
69. American Civil War Fortifications (3) The Mississippi and River Forts
70. Berlin Wall
71. Strongholds of the Border Reivers
72. The Walls of Rome
73. German V-Weapon Sites 1943-45
74. Hittite Fortifications 1650-700 BC
75. Japanese Castles AD 250-1540
76. The Forts of New France in Northeast America 1600-1763
77. 76 Saracen Strongholds AD 630-1050
78. The Stalin and Molotov Lines
79. The German Fortress of Metz 1870-1944
80. Israeli Fortifications of the October War 1973
81. British Forts in the Age of Arthur
82. Maori Fortifications
83. Scottish Baronial Castles 1250-1450
84. Roman Auxiliary Forts 27 BC-AD 378
85. Chinese Walled Cities BC 221 - 1644 AD
86. Scapa Flow
87. English Castles 1200-1300
88. Saracen Strongholds 1100-1500
89. The Mannerheim Line 1920-39
90. The Atlantic wall (2) Belgium the Netherlands Denmark and Norway
91. Greek Fortifications of Asia Minor 500-130 BC
92. The Fortifications of Ancient Israel and Judah 1200-586 BC
93. Strongholds of the Picts
94. The Forts of New France The Great Lakes the Plains and the Gulf Coast 1600-1763
95. Spainsh Colonial Fortifications
96. Ottoman Fortifications 1300-1710
97. The Fortress of Rhodes 1309-1522
98. Colditz Oflag IV-C
99. The Fortifications of Ancient Egypt 3000-1780 BC
100. Defense of Japan 1945
101. The Fu"hrer's Headquaters
102. The Forts of Colonial North America
103. Defense of the Rhine 1944-1945
104. Fortifications of Verdun 1874-1917
105. Fortress Monasteries of the Himalayas
106. Forts of the American Frontier 1776-1891
107. Forts of the War of 1812
108. Defense of the Third Reich 1941-1945