Show Clay Output Falls Off The Tho and value alue of the cIa clay mined In the United States In showed a n considerable erable decrease In output output out put but an increase In alue value compared with 1017 1011 The Time total quantity of clay mined and marketed as such is estimated estl esti- mated at short tons valued at 0 or 3 28 a ton This I Ia it Ip a decrease of ot about tons or IC per cent In quantity but an Increase of about or 14 per cent in value The imports decreased in both quantity and value s V Jr irr g |