here's another list from a fansite, with a selection of the models in higher resolution.
scans will show the models do not need to be glued..... i have been told designers choose this solution because of poor quality of paper and glue
to solve the riddle about the u-53 model, the backside information reveals it is indeed the ww2 u-53
and there's an even better scan of the t-2 tanker: