Show THESE MAPS Jl S PRESENT SITUATION ON WESTERN If FRONT c- c cRr Rr O. O s y 1 5 iu 1 br Tv r I I f ct k Oi V I I ov 1 t Y 4 7 J- J I A JL I 7 v i e. e I F v h Concrete Car For Freight Is S. S F. F Invention InventionS SN SA S AN FRANCISCO n CISCO Aug 4 20 In O.-In- In Invention of oC a concrete freight car cam as a n of or solving steel conservation and troop and supply problems was announced announced an- an an an- flounCed here toda today by A A. C C. Green Green- wank draftsman employed b by tho the state harbor commission Patents covering the thc Invention In aro are under consideration in the United States patent office and plans have been perC perfected for tor the tho immediate construction of oC a n te test t car Mr Gr said The Tho car according to the thc In Inventor inVentor In- In will be concrete throughout through through- h- h out with nith the thc exception of ot the wheels Among other attributes claimed for tor the thc car b by Mr Ir Gr Green Green- en- en wank arc are A saving sl of t ten n tons of or steel on oner very every er car built It can calm be built In J. J France rance of ot material now on tho the ground round there ten cars ears per tiny day can be made for Cor each cach mixer used and It will ivill wel weight ht virtually the thc same sarno as sto steel l ears cars of or the thc Pennsylvania type tP but bUl will ou outlive lIo the steel car I |