Summary Record of the Sixty-Fourth Meeting Held at La Paz on Thursday, l6.May, 1957 at 3.30 p.m.

Incluye Bibliografía

Summary Record of the Sicty-Third Meeting Held at La Paz on Thursday, 16 May 1957, at 10 a.m.

Incluye Bibliografía

Summary Record of the Fifthy-Ninth Meeting Held at Bogota on Thursday, 1 September, 1955 at 3.35 p.m.

Incluye Bibliografía

Provisional Summary Record of the Fifty-Eight Meeting Held at Bogota on Thursday, 1 September 19.55, at 10.25 a.m.

Incluye Bibliografía

Summary Recors of the Fifty-Seventh Meeting Held at Bogota on Wednesday, 31 August,1955 at 3.30 p.m.

Incluye Bibliografía

Summary Record of the Fifty-Fifth Meeting Held at Bogotá on Tuesday, 30 August,1955 at 4.15 p.m. horas

Incluye Bibliografía

Provisional Summarry Record of the Fifthy-Fourth Meeting Held at Bogotá on Tuesday, 30 August 1955 at 10:20 a.m.

Incluye Bibliografía

Provisional Summary Record of the Fifty-Third Meeting held at Bogota on Monday, 29 August, 1955 at 3.20 p.m.

Incluye Bibliografía

Summary record of the forty-third meeting, held at Rio de Janeiro on Thursday, 9 April 1953 at 4 pm.

Incluye Bibliografía

Provisional Summary Record of the Fifty-Second Meeting Held at Rio de Janeiro, on Saturday 25 April 1953, at 4.30 p.m.

Incluye Bibliografía

Provisional Summary Record of the Fifty-First Meeting Held at Rio de Janeiro, on Saturday 25 April 1953, at 11.30 a.m.

Incluye Bibliografía

Summary Record of the Forty Ninth Meeting Held at Rio de Janeiro on Thursday, 23 April 1953 at 4.45 p.m.

Incluye Bibliografía