23 B) TESTIMONIAL AND EXPERT WITNESS EVIDENCE Institute to the order of Nathaniel Charles; unnumbered payment order issued January 25, 1999, by the Workers Union of the Water Resources and Electric Power Institute to the order of Mr. Christian Pérez; unnumbered payment order issued January 25, 1999, by the Workers Union of the Water Resources and Electric Power Institute to the order of Mr. Domingo De-Gracia; unnumbered payment order issued January 18, 1999, by the Workers Union of the Water Resources and Electric Power Institute to the order of Mr. Rolando A. Gómez; document N° 47787 issued by the National Immigration Directorate of the Ministry of the Interior and Justice of Panama, where it is stated that it received two balboas from Mr. Domingo De-Gracia; unnumbered payment order issued January 25, 1999, by the Workers Union of the Water Resources and Electric Power Institute to the order of Mr. Orón Darío Miranda; document N° 47783 issued by the National Immigration Directorate of the Ministry of the Interior and Justice of Panama, where it is stated that it received two balboas from Mr. Orón Darío Miranda; unnumbered payment order issued January 28, 1999, by the Workers Union of the Water Resources and Electric Power Institute to the order of Mr. José Santamaría; receipt N° 001246 issued January 28, 1999 by CARITAS NACIONAL DE COSTA RICA to the SITIRHE; unnumbered payment order issued January 29, 1999, by the Workers Union of the Water Resources and Electric Power Institute to the order of Mr. José Santamaría; unnumbered payment order issued January 25, 1999, by the Workers Union of the Water Resources and Electric Power Institute to the order of Mr. Javier Muñóz; document N° 47789 issued by the National Immigration Directorate of the Ministry of the Interior and Justice of Panama, where it is stated that it received two balboas from Mr. Javier Muñóz; unnumbered payment order issued January 24, 1999, by the Workers Union of the Water Resources and Electric Power Institute to the order of Mr. José Santamaría; unnumbered payment order issued January 24, 1999, by the Workers Union of the Water Resources and Electric Power Institute to the order of Mr. José Santamaría; document N° 088627 issued by Artes Técnicas, S.A. (ARTEC) January 23, 1999, to the Workers Union of the IRHE; unnumbered payment order issued January 22, 1999, by the Workers Union of the Water Resources and Electric Power Institute to the order of José Santamaría; invoice N° 1063759 issued by Kodak, Panama Ltd., on January 22, 1999; unnumbered payment order issued January 23, 1999, by the Workers Union of the Water Resources and Electric Power Institute to the order of Mr. José Santamaría; unnumbered payment order issued January 19, 1999, by the Workers Union of the Water Resources and Electric Power Institute to the order of José Santamaría; invoice N° 108279 issued by Happy Copy January 19, 1999, to the Workers Union of the IRHE; invoice N° D.V.75 issued January 20, 19(illlegible) to the Workers Union of the IRHE; unnumbered payment order issued January 21, 1999, by the Workers Union of the Water Resources and Electric Power Institute to the order of Mr. José Santamaría; document N° 21778 issued by Transporte Inazún, S.A., January 21, 1999; unnumbered payment order issued January 15, 1999, by the Workers Union of the Water Resources and Electric Power Institute to the order of Mr. José Santamaría; unnumbered payment order issued February 2, 1999, by the Workers Union of the Water Resources and Electric Power Institute to the order of Mr. Rolando A. Gómez; unnumbered payment order issued February 2, 1999, by the Workers Union of the Water Resources and Electric Power Institute to the order of Mr. Rolando A. Gómez; unnumbered payment order issued February 2, 1999, by the Workers Union of the Water Resources and Electric Power Institute to the order of Rolando A. Gómez; two copies of payment order N° 7232 issued January 13, 1999, by the Workers Union of the Water Resources and Electric Power Institute to the order of Mr. Rolando A. Gómez; note of January 11, 1999 addressed to Mr. José A. Arosemena, of the Workers Union of the IRHE, from Messrs. Rolando A. Gómez-C., and Fernando Del-Río-Gaona; a document entitled “…made in San Jose, Costa Rica, from January 19 to 29, 1999,” which is signed by José Santamaría, it being partially illegible; two copies of a document issued by the Compañía Panameña de Aviación, where it is stated that it received from Mr. José Arosemena the amount of two hundred eighty-three dollars (US$283.00); two copies of invoice N° 1103 issued by Hotel del Bulevar January 29, 1999 to Mr. José Arosemena; a receipt for advance N° 3298 issued by Hotel Royal Dutch January 25, 1999; receipt for cash N° 158 issued by Marvin Murillo-Porras January 24, 1999; two copies of an air travel ticket issued by Compañía Panameña de Aviación to Mr. José Arosemena, for a trip to San Jose, Costa Rica, from January 24 to 29, 1999; a document that contains an invoice from Banco de Costa Rica for the purchase of dollars; a note of September 19, 1996 addressed to Viajes España by Mr. Narciso Barsallo, Secretary of Finance, SITIRHE; folio numbered as “Control N° 18428” issued 31/10/96 by Viajes España to the SITIRHE; folio numbered as “Control N° 18427” issued 31/10/96 by Viajes España to the SITIRHE; folio numbered as “Control N° 18381” issued 29/10/96 to the SITIRHE; unnumbered payment order issued December 2, 1996, by the Workers Union of the Water Resources and Electric Power Institute to the order of Viajes España; invoice N° 5212 issued by Klassic Travel February 6, 1998, to Rolando Gómez; unnumbered payment order issued February 6, 1998, by the Workers Union of the Water Resources and Electric Power Institute to the order of Mr. Rolando Gómez; unnumbered payment order issued February 6, 1998, by the Workers Union of the Water Resources and Electric Power Institute to the order of Mr. Rolando Gómez; two copies of the table entitled “Persons who go to the hearing in Costa Rica. Law 25 case;” table entitled “Persons who shall travel to San Jose, Costa Rica,” to the hearing on the merits of case 11.325. **Law 25**; and table entitled “Expenditures made in San Jose, Costa Rica, from January 19 to 29, 1999.”