FIGURES 174, 175 AND 176 



174 Samej section 12. 



175 Same, section 11. 



176 Same, section 6. 



1 Sympathetic nerve. 



8 Oesophagus. 



9 Trachea. 



33 Left subclavian arterj-. 



35 Thoracic duct, preazj-gos segment. 



37 Broncho-mediastinal duct. 



38 Confluence of broncho-mediastinal (hid and preazygos segment of 



thoracic duct. 

 40 Innominate vein. 



