Here, despite substantial remaining questions about the sail, and (much less so) the top casing - both of which I will check/correct, against actual historic reference pics - is the best of what we are able to merge together, so far:
Click on Image for FULL-RES
I deleted the scale-bar from the (lower-resolution) pic above, to avoid possible confusion.
If printing-out in landscape mode (90-degree rotation) may present a problem,
Of course, you can print out any of thea above at any scale desired - if you know the desired length, in inches, of the S(3) you want to build - and simply adjust the printout drawing until it matches that length (which I made sure to post, in the discussions of each option, and scales).
Again, I will (eventually) be posting more/better - but in the meantime, the above should be enough to (at least) get you started!