Free!
 
Here is a downloadable scan of official Kriegsmarine (German Navy) drawings of the World War Two-era Type VIID minelaying U-boat.  The drawings were prepared by different offices circa 1940. 
 
Sheets include:
general arrangement plans
hull cross sections
equipment and antenna plan
flooding and ventilation plan
docking plan
 
The original scans were posted to the Ship General Arrangement Drawings and Plans Facebook group by Yurii Nikitin.
 
Add to cart and order as if this were a model.  You will be able to download the plans as a *.zip file after ordering at no cost to you.
 
Notice: these plans may not print at the scale stated on them due to the scanner settings chosen when the plans were originally scanned.