E32-200 Window rebedding, glass replacement?

After a successful morning of electronics-wrangling, I felt emboldened to take on the task of re-bedding a portlight fixed window. I believe that my windows are original to my boat, and in an ideal world I would like to replace all of the ‘glass’ that has become crazed with superficial cracks. This cracking does not affect the strength or water-tightness of the glass, but it looks a little tired.

I had one fixed window in particular that was leaking a bit, so I chose it for my initial...