Show I Wood and nd Cool Coal Compared Investigations by th the agricultural department show that ono one standard cord of t well seasoned hickory oak beech birch hard maple ash ish elm rim locust lo locust lo- lo cust or cherr wood cherry is iR approximately equal to one ton of anthracite coal IA A cord and antl a half hair of ot soft sort maple or cr r two cords of ot cedar cellar poplar or b bass us wood arc are required to give I e the tho same amount of he heat t One cord of t r well seasoned sea sea- seasoned I mh mixed d wood equals nt at least ono one ton of or average grado bituminous coal |