| 1997.12.0299 (X-33) | Circular Building, cornice fragment a. | 12 Mar 1936 | | |
| 1997.12.0300 (X-34) | Circular Building, cornice fragment a. View of the underside. | 12 Mar 1936 | | |
| 1997.12.0301 (X-35) | Circular Building, cornice fragment a. | 12 Mar 1936 | | |
| 2012.50.0943 (X-33) | Circular Building, cornice fragment a. | 12 Mar 1936 | | |
| 2012.50.0944 (X-34) | Circular Building, cornice fragment a. View of the underside. | 12 Mar 1936 | | |
| 2012.50.0945 (X-35) | Circular Building, cornice fragment a. | 12 Mar 1936 | | |
| 1997.12.0289 (6-234) | Entablature of the Circular Building. This is block A 638b. | 18 May 1936 | | |
| 1997.12.0290 (6-235) | Two pieces of the entablature of the Circular Building. Block a is standing and block b is on the ground. | 18 May 1936 | | |
| 2012.24.0357 (6-234) | Entablature of the Circular Building. This is block A 638b. | 18 May 1936 | | |
| 2012.24.0358 (6-235) | Two pieces of the entablature of the Circular Building. Block a is standing and block b is on the ground. | 18 May 1936 | | |
| 1997.12.0291 (6-304) | View showing stones of the foundation and bedding for the floor of the Circular Building. | 20 Jun 1936 | | |
| 2012.25.0027 (6-304) | View showing stones of the foundation and bedding for the floor of the Circular Building. | 20 Jun 1936 | | |
| | A 1770 | Column Fragment | 14 April 1951 | | |
| | A 1771 | Column Fragment | 14 April 1951 | | |
| A 1789 | Block Fragment | 23 April 1951 | | |
| 1997.12.0302 (XLVII-77) | Cornice bocks of the Circular Building as set up on a monument base. Left to right: fragments c, b and a. | 11 Jun 1951 | | |
| 1997.12.0303 (XLVIII-40) | Cornice blocks of the Circular Building as set up on a monument base, to south. Left to right: fragments c, b and a. | 20 Jul 1951 | | |
| 1997.12.0304 (XLVIII-42) | Cornice blocks of the Circular Building as set up on a monument base. Top of fragment b. | 20 Jul 1951 | | |
| 2012.53.0213 (XLVIII-40) | Cornice blocks of the Circular Building as set up on a monument base, to south. Left to right: fragments c, b and a. | 20 Jul 1951 | | |
| 2012.53.0215 (XLVIII-42) | Cornice blocks of the Circular Building as set up on a monument base. Top of fragment b. | 20 Jul 1951 | | |
| 1997.12.0305 (XLVIII-60) | Circular Building in the northeast corner of the Agora. View of the foundations. | 28 Jul 1951 | | |
| 1997.12.0306 (XLVIII-61) | Circular Building in the northeast corner of the Agora. Placed on the top of the center geison a fragment of a brick and mortar vault (A 1905) and a green marble fragment (A 1789) from the same marble as the columns assigned to that building. View from the back. | 28 Jul 1951 | | |
| 1997.12.0307 (XLVIII-62) | Circular Building in the northeast corner of the Agora. Placed on the top of the center geison a fragment of a brick and mortar vault (A 1905) and a green marble fragment (A 1789) from the same marble as the columns assigned to that building. Front view. Cf. Hesperia 21 (1952), p. 103. | 28 Jul 1951 | | |
| 2012.53.0233 (XLVIII-60) | Circular Building in the northeast corner of the Agora. View of the foundations. | 28 Jul 1951 | | |
| 2012.53.0234 (XLVIII-61) | Circular Building in the northeast corner of the Agora. Placed on the top of the center geison a fragment of a brick and mortar vault (A 1905) and a green marble fragment (A 1789) from the same marble as the columns assigned to that building. View from the back. | 28 Jul 1951 | | |
| 2012.53.0235 (XLVIII-62) | Circular Building in the northeast corner of the Agora. Placed on the top of the center geison a fragment of a brick and mortar vault (A 1905) and a green marble fragment (A 1789) from the same marble as the columns assigned to that building. Front view. Cf. Hesperia 21 (1952), p. 103. | 28 Jul 1951 | | |
| 2004.01.0680 (HAT 51-140) | Foundations of the Monopteros cleared out. | 1951 | | |
| 2004.01.0681 (HAT 51-141) | Circular building in the northeast corner of the Agora. Placed on the top of the center geison a fragment of a brick and mortar vault (A 1905) and a green marble fragment (A 1789) from the same marble as the columns assigned to that building. Front view. | 1951 | | |
| 2004.01.0682 (HAT 51-142) | Circular Building in the northeast corner of the Agora. Placed on the top of the center geison a fragment of a brick and mortar vault (A 1905) and a green marble fragment (A 1789) from the same marble as the columns assigned to that building. View of the inner face. | 1951 | | |
| 2004.01.0683 (HAT 51-90) | Fragment of green marble block, possibly belonging to the Monopteros. | 1951 | | |
| 2004.01.0684 (HAT 51-96) | Cornice blocks of the Circular Building as set up on a monument base. Left to right: fragments c, b and a. | 1951 | | |
| 1997.12.0294 (LII-91) | Circular Building. View showing the stone packing in core. | 16 May 1952 | | |
| 1997.12.0295 (LII-92) | Circular Building. View showing stone packing in core. | 16 May 1952 | | |
| 2012.53.0489 (LII-91) | Circular Building. View showing the stone packing in core. | 16 May 1952 | | |
| 2012.53.0490 (LII-92) | Circular Building. View showing stone packing in core. | 16 May 1952 | | |
| 1997.12.0296 (LIV-41) | Area west and northwest of Circular Building. Pits in bedrock: gardening operations (4th c. B.C.). | 14 Jun 1952 | | |
| 1997.12.0297 (LIV-42) | Area west and northwest of the Circular Building. Pits in bedrock: gardening operations (4th c. B.C.) | 14 Jun 1952 | | |
| 2012.53.0548 (LIV-41) | Area west and northwest of Circular Building. Pits in bedrock: gardening operations (4th c. B.C.). | 14 Jun 1952 | | |
| 2012.53.0549 (LIV-42) | Area west and northwest of the Circular Building. Pits in bedrock: gardening operations (4th c. B.C.) | 14 Jun 1952 | | |
| 1997.12.0298 (LX-21) | Circular Building, in the northeast corner of the Agora. View showing deep foundation packing. | 5 Aug 1953 | | |
| 2012.53.1116 (LX-21) | Circular Building, in the northeast corner of the Agora. View showing deep foundation packing. | 5 Aug 1953 | | |
| 1997.02.0152 (82-146) | Details of the northeast corner of the Agora showing the "Northeast Stoa" and the Monopteros. Agora model made under the direction of John Travlos. | 1959 | | |
| 1997.02.0153 (82-147) | Details of the northeast corner of the Agora showing the "Northeast Stoa" and the Monopteros in front of the Stoa of Attalos. Agora model made under the direction of John Travlos. | 1959 | | |
| 2012.56.0160 (82-146) | Details of the northeast corner of the Agora showing the "Northeast Stoa" and the Monopteros. Agora model made under the direction of John Travlos. | 1959 | | |
| 2012.56.0161 (82-147) | Details of the northeast corner of the Agora showing the "Northeast Stoa" and the Monopteros in front of the Stoa of Attalos. Agora model made under the direction of John Travlos. | 1959 | | |
| 2004.01.0248 (HAT 59-126) | Details of the northeast corner of the Agora showing the "Northeast Stoa" and the Monopteros in front of the Stoa of Attalos. Agora model made under the direction of John Travlos. | 1959 | | |
| 2004.01.0673 (HAT 59-125) | View of the model showing the north end of the Stoa of Attalos, the Monopteros and the Northeast Stoa. | 1959 | | |
| 2004.01.0685 (HAT 59-145) | Round building in front of the Stoa of Attalos, cornice. | 1959 | | |
| 2004.01.0686 (HAT 59-146) | Round building in front of the Stoa of Attalos, cornice detail. | 1959 | | |
| A 2791 | Cornice Fragment | 1959 | 1st half of 2nd c. A.D. | |
| 1997.12.0293 (Various iv-86a) | Model of the Circular Building. | 1961 | | |
| PD 1939 (DA 307) | Plan, section, and elevation of geison block from the Monopteros. | 1970 | | |
| PD 1940 (DA 308) | Plan, section, and elevation of geison block from the Monopteros. | 1970 | | |
| PD 1941 (DA 309) | Plan and section of brick dome fragment A 1905 from the Monopteros. | 1970 | | |
| PD 1942 (DA 310) | Plan and elevation of parapet wall fragment A 1789 from the Monopteros. | 1970 | | |
| 2002.01.1939 | Plan, section, and elevation of geison block from the Monopteros. | 1970 | | |
| A 4284 | Cornice Fragment | 12 June 1971 | | |
| 1997.12.0131 (87-440) | Entablature for the Circular Building. | July 1974 | | |
| 1997.12.0132 (87-443) | Entablature for the Circular Building. Geison blocks from above. | July 1974 | | |
| 1997.12.0133 (87-444) | Entablature for the Circular Building. Detail of the design. | July 1974 | | |
| 2012.58.1126 (87-440) | Entablature for the Circular Building. | July 1974 | | |
| 2012.58.1129 (87-443) | Entablature for the Circular Building. Geison blocks from above. | July 1974 | | |
| 2012.58.1130 (87-444) | Entablature for the Circular Building. Detail of the design. | July 1974 | | |
| 1997.12.0292 (87-494) | Circular Building. Restored elevation. 2nd c. A.D. | August 1974 | | |
| 2012.58.1187 (87-494) | Circular Building. Restored elevation. 2nd c. A.D. | August 1974 | | |
| PD 1943-a; PD 1943-b (DA 311) | Section of top of column shaft from the Monopteros. | 1970
1974 | | |
| PD 2269 (DA 314) | Restored plan of the Monopteros. | 1974 | | |
| PD 2270 (DA 315) | Restored elevation of the Monopteros. | 1974 | | |
| PD 2271 (DA 316) | Restored Section of the Monopteros. Roman Building - Section Σ. | 1974 | | |
| PD 2272 (DA 317) | Site Plan of the Monopteros. Roman Building - Section Σ. | 1974 | | |
| 2004.01.0687 (HAT 74-63) | Monopteros in front of the Stoa of Attalos, plan. | 1974 | | |
| 2004.01.0688 (HAT 74-64) | Monopteros in front of the Stoa of Attalos, restored section. | 1974 | | |
| 2002.01.2269 | Restored plan of the Monopteros.
Replaces PD 1937 | 1974 | | |
| 2002.01.2270 | Restored elevation of the Monopteros, 2nd century A.D. | 1974 | | |
| | Dinsmoor (1974b) | The Monopteros in the Athenian Agora | 1974 | | |
| PD 2270 (DA 13728) | Restored elevation of the Monopteros. | 2005
1974 | | |
| Monopteros | | | 2nd A.D. | |
