48 
the map, and with these last operations Sr. Moro had the satis- 
faction of knowing that none of the places which had been the 
object of research in the Isthmus had escaped his personal 
notice. 
On the 25th of March, 1843, after nine months of toilsome 
labours, all came back to Tehuantepec, to prepare for the re- 
turn to Mexico, as the Commission considered the explora- 
tion of the Isthmus to be now quite completed. (Appendix 
No. IV.) 
