Somewhat flawed recordings. There is an element of guesswork in setting the mic gain and it's tricky to make adjustments once the recording is underway. There is some distortion on the louder passages of Lamentations and mic scraping on Th3 Disintegration Loops. But here they are for what they are worth.
William Basinski - Lamentations
https://www.mediafire.com/file/7o30gkl3eati5a5/2022-09-06+William+Basinski+-+Barbican.zip/file
London Contemporary Orchestra - dlp3, dlp 1.1
https://www.mediafire.com/file/v6a73h1vu95zhbd/2022-09-06+LCO+-+Barbican.zip/file