[Mark]

Here are photos of the full blades of the details posted above. The measurements (in cm) are as follows (NB: "tip" spine width is taken 1 cm back from the tip itself):

First:
blade length - 46.1
widest span (edge to spine) - 9.3/10.1 (first/second "peaks" from tang)
tang length - 12.5
spine width at tang - 0.9
span width at tip - 0.2

Second:
blade length - 56.5
widest span (edge to spine) - 7.9
tang length - 11.6
spine width at tang - 1.0
span width at tip - 0.2

Third:
blade length - 32.6
widest span (edge to spine) - 5.1
tang length - 7.7
spine width at tang - 0.8
span width at tip - 0.2

Fourth:
no detailed measurements take, but it is small, about 16 cm in length

Fifth:
blade length - 38.2
widest span (edge to spine) - 9.5
tang length - 11.1
spine width at tang - 0.9
span width at tip - 0.3