<html> <head> <title>Server Unavailable </title> </head> <body> <h1><font face=Verdana color=#ff3300>Server Application Unavailable </font></h1> <p> <font face=Verdana> The web application you are attempting to access on this web server is currently unavailable. Please hit the "Refresh" button in your web browser to retry your request. </p> <p> <b>Administrator Note: </b> An error message detailing the cause of this specific request failure can be found in the application event log of the web server. Please review this log entry to discover what caused this error to occur. </p> </body> </html> TY - JOUR T1 - Experiments on Variola and Vaccinia JF - Proceedings of the Royal Society of London (1854-1905) VL - 54 SP - 187 EP - 189 PY - 1893/01/01/ UR - http://dx.doi.org/10.1098/rspl.1893.0069 M3 - doi:10.1098/rspl.1893.0069 AU - Copeman, S. ER -