I speak for Mr.Mason, Mr.Warner and myself." "I'm glad you're thankful," laughed the colonel.

"A grateful and resolute heart always prepares one for hardships, and we'll have plenty of them over there in the high mountains, where the snow lies deep.
But we have new horses, furnished especially for this expedition, and Sergeant Whitley and Mr.Shepard will guide us.

The sergeant can hear or see anything within a quarter of a mile of him, and Mr.Shepard, being a native of the valley, knows also all the mountains that close it in." The young lieutenants were sincerely glad the sergeant and Shepard were to go along, as with them they felt comparatively safe from ambush, a danger to be dreaded where Slade and Skelly were concerned.
"We agreed that General Sheridan was worth ten thousand men," said Warner, "and I believe that the battle of Cedar Creek proved it.

Now if Sheridan is worth ten thousand, the sergeant and Shepard are certainly worth a thousand each.

It's a simple algebraic problem which I could demonstrate to you by the liberal use of x and y, but in your case it's not necessary.