340 INCIDENTS AT THE 
CHAPTER XV. 
INCIDENTS AT THE COPPER MINES. 
Arrival of Mr. A. B. Gray—Meeting of Joint Commission—Objections of 
Mr. Gray to initial point—Mules missing—Arrival of Colonel Graham 
—Mules stolen from Fronteras—Descent of the Apaches on the Mule 
herd—Organization of parties for the Survey—Application to Colonel 
Sumner for more troops—Hostile attitude of the Indians—Second in- 
cursion of the Indians—Mules taken—Colonel Oraig goes in pursuit— 
Arrival of Captain Buford with dragoons to our aid—Indians pursued 
by Colonel Craig and Captain Buford—Third incursion of the Indians 
—Volunteer party go in pursuit—Indians overtaken and cattle re- 
eovered—Apache chief recognized among the robbers—Determine to 
set out for the Gila. 
On the 19th July, Mr. A. B. Gray, United States Sur- 
-veyor, Mr. Charles Radziminski, his principal assistant, 
and Lieutenant Burnside, U. 8. Army, Quarter-master 
and Commissary, arrived. These gentlemen had come 
in the same party with Colonel Graham, whom they left 
at El Paso, and I felt greatly disappointed at the non- 
arrival of that officer, for whom more than two thirds 
of the Commission had so long been waiting to enter 
upon their duties. General Condé, the Mexican Com- 
missioner, with some of his party, arrived at the same 
time, in order to make arrangements for going on with 
the Gila Survey, which had been so long delayed. 
Mr. Gray presented his instructions from the Secre- 
tary of the Interior, and made known his readiness to 
