~Variac question

["Tesla list" <tesla-at-pupman-dot-com>]

Original poster: "by way of Terry Fritz <twftesla-at-qwest-dot-net>" <dbanse-at-comcast-dot-net>

WHat size would I need for a 15kV 60 mA NST
 
.....and where do I get something like this?
 
Thanks,
Jaime