Communications Received

1874 Scientific American  
35) T. C. W. asks: 1. Is paper a g ood con ductor of cold? A. Paper 1e a v�ry poor conductor of heat and (although it is not the usual way of regard· ing the subject) of cOld. 2. Please name a few good conductors of cold. A. All the metals are good con ductors.
doi:10.1038/scientificamerican11141874-315 fatcat:ozx2lro7jjhrla3unyupj2z2hm