Midship section

Hi, I've been looking at these plans and most of the cross sections have numbers to symbolize where there from, except for the one labeled midship section. Does anyone know where it is supposed to go? Heres the cross section and a top down view:
http://www.themodelshipwright.com/n...14/05/destroyer_uss_capps_sections_resize.gif

http://www.themodelshipwright.com/n...2014/05/destroyer_uss_capps_deck_2_resize.gif

Thanks!

 

the compartment numbers 107-108 and equipment would place it around here the area of widest beam

 

Thanks!