Many of the soldiers' records which survived the bombing have been released for public viewing. They have been filmed by the LDS Church and can be ordered to view through their family history centres.
Alternatively you can see them at the PRO, Kew.
These are the LDS film numbers:
Box 515 - Bartley, Joseph to Bartling, Patrick; Box 516 - Bartolo,
Antonia to Barton, Cyril; Box 517 - Barton, David to Barton, Frederick;
Box 518 - Barton, George to Barton, Hugh C.; Box 519 - Barton, Isaac
to Barton, James [Film no.1735378]

Box 519 - Barton, James to Barton, Jonathan; Box 520 - Barton, Joseph
to Barton, Roland; Box 521 - Barton, Samuel to Barton, William; Box
522 - Barton, William to Bartram, Alexander [Film no.1735379]

Have you tried the Commonwealth War Graves Commission? Their Debt of Honour Register is on the Internet.

Sue