The two on Marketplace sold and now I can finally price this thing, splendid.

Item 1: https://backpack.tf/item/15004415626

Sale 1: Marketplace sale (below)

Item 2 was also a marketplace sale, but can't find the item history.

Marketplace sales:

https://marketplace.tf/items/tf2/1115;5;u3176

Two sold for $31.99 on Jan 4th

https://marketplace.tf/items/tf2/5021;6

Key price for the day is $1.85

$31.99/$1.85 = 17.29k for both sales

Classifieds link: https://imgur.com/a/GQqtzVj

Two sales at 17.29k, rounding these down to 17k for the sole value.