[To Parent Directory] 9/9/2015 1:38 PM 5006272 pa_78-23.pdf 9/9/2015 1:38 PM 4762620 pa_78-23_fig-2.pdf 9/9/2015 1:38 PM 5356976 pa_78-23_fig-3.pdf 9/9/2015 1:39 PM 6465672 pa_78-23_fig-5.pdf