Where/What is this elementary school mod?

[bluemonkey 10]

I have a school mod that I've used for a few years on my laptop, and I'm trying to transfer it to my desktop. Its an Elementary school capacity mod that gives you 50,000 max capacity. I tried copying between the plugins folders, as I did with my other mods, but I can't for the life of me figure out what the file name is. I didn't bother including a query or education menu screenshot because it just says "Elementary school," no help at all. I know I originally downloaded it from the STEX, but I've searched there and all over the internet and can't find it anywhere. Here's a screenshot of the building:

 

And yes, if you're wondering, my city name is from THE Grosse Point, or as I like to call it, that town all the GM executives commute from.

[Cyclone Boom 16,875]

As far as I can tell, it looks like

 

File name:

CV6x6_bigsmallSchool_0314_ec27ed07.SC4Lot

[bluemonkey 10]

Thank you, that's it.