Reference to Plate . 



inctLwa.ll encls>6 ing Dung Lirusigs. 

 B. Cavity ') f br DungLuungs. 

 C. Fire courses offourincftwork uiPigeennoles. 



D. Hot air Chamber Z 



E. Britk vrbEdge . 



F. Bottom, of Pit . 



^.Rafter. 



H. Trellis on wfwch, to train tfie Plants . 

 \ . MoicLd for Plants to grow in, . 

 J. Filled with^ large wood . 

 level . 



