a$.$ Affd $633$ F$.2$d $512($CA$-7,1980).$

b$.$ Rev'd $914$ F$.2$ d $396($CA$-3,1990).$

c$.$ Rem'd $399$ F$.2$d $800($CA$-5,1968).$

d$.$ Rev'd $935$ F$.2$d $203($CA$-5,1991).$