VI. CIRCULATION AND RESPIRATION. 801 



3771. Apparatus for the Demonstration of the mechanical 

 influence of the Action of Breathing on the circulation of the 

 blood. Physiological Institution, Prague. 



3772. Sphygmometer by Dr. Handfield Jones. 



3773. Sphygmometer by Dr. Sibson. 



3774. Stethometer by Dr. A. Ransome. 



Thomas Hawkesley. 



3775. Dr. A. Ran some's Stethograph for delineating the 

 movements of the ribs during respiration. Thomas Hawksley. 



3776. Dr. Burdon Sanderson's Kymograph, arranged 

 for taking continuous ink tracing of the movements of the 

 arteries. Thomas Hawksley. 



3777. Dr. Burdon Sanderson's Kymograph with smoked 

 cylinder for spiral traces. Thomas Hawksley. 



3778. Dr. Oliver's Kymograph, with Sanderson's Cardio- 

 graph and Marey's Tambour, arranged for spiral traces, for use at 

 the bed side. Thomas Hawksley. 



3779. Five hundred yards of Paper for continuous traces. 



Thomas Hawksley. 



3780. Dr. Burdon Sanderson's Cardiograph for record- 

 ing the movements of the heart. Thomas Hawksley. 



3781. Dr. Burdon Sanderson's Stetho-Cardiograph for 



recording the movements of the chest and the heart. 



Thomas Hawksley. 



3782. Marey's Sphygmograph, with improvements by 

 Sanderson, Sibson, and Handfield Jones, for recording the motion 

 of the pulse. Thomas Hawksley. 



3783. Dr. P. Sibson's Cardiograph for right and left ven- 

 tricles and apex of heart. Thomas Hawksley. 



3784. Marey's adjusting Pneumatic Tambour. 



T. Hawksley. 



3785. Electro Marker. T. Hawksley. 



3786. Electro Magnetic Marker. T. Hawksley. 



3787. Voit's Apparatus for investigating the gases given off 

 in the respiration of small animals, exhibited in the Physiological 

 Institute of Munich. R. Stollenreuther, Munich. 



3788. Box containing Apparatus for the direct Transfusion 

 of the Blood : 



1. A regulating canal formed by two tubes. 



2. Three canals terminating in olive wood, shaped like a 



clarionet reed to insert in the arteries of animals. 

 39508. 3 E 



