Welcome to the forum, PT713
Ahah, you and several hundred other organists have been searching for the piece for many years to no avail.
Seems it is out of print and those who have a copy are indeed fortunate. However, copying that music and distributing it to others is in violation of all copyright laws, which is something that we as a forum respect greatly.
You might check
this thread on Durufle compositions, where I have moved your recently created posting as it directly is related to that threads topic.