3 x 90-91 Techno

[dc-123]

79440
79441

Hey guys,

these 3 are doing my head in.

Im supposed to have the first one, but I can't seem to find it :confused:
The other two are a total mystery!

Any help is much appreciated!

Edit:

79442 Id'd by 303 jewels

[303jewels]

3rd is is 'self preservation' on this: https://www.discogs.com/The-MD-Connection-Tracks-That-Move-Ya/release/1306421

[dc-123]

Thanks 303jewels!