Show MIAMI COPPER CO MARCH PRODUCTION Production of Miami ml Copper company for tor March W was approximately pounds from the mining and concentration con con- cent raton of an ela a average of 2800 2100 tons of or orore ore p per pr r day Production of concentrate averaged 3 12 tons per da day assaying about 4 40 per c cent ll copP copper r. r About test fet Pt of d development nt work ork was 8 done dono during th the month The O- O foot level ol Is stated to 10 ha bA exceeding ex- ex in tonnage and value oi of ore oie opened up The only new construction work going on at present J Js is tho the erection of a a. tower to he be equipped with bucket buck t elevators cle ator for r elevation ee of or the t mill tailing l About About SO SOO men are employed |