Resuggesting! Thank you to K1ng for letting me know of the new sales that have occurred and the new range I should take!

tem 1

https://backpack.tf/item/7980643973

Sale #1

Sold for 29 keys (ID "13323163187" of the unusual matches)-

Seller: https://backpack.tf/profiles/76561198850178158#!/compare/1690761600/1690848000

Buyer: https://backpack.tf/profiles/76561198288892726#!/compare/1690675200/1691452800

Sale #2

Sold for 29.5 keys, albeit untraceably but it was confirmed by a mod (don't have buyers compare since it doesn't trace)-

Seller: https://backpack.tf/profiles/76561198288892726#!/compare/1691452800/1696464000

Item 2

https://backpack.tf/item/8800725967

Sale #3

Bulk sale for a spelled Vintage Bill's Hat + 7 keys-

Seller: https://backpack.tf/profiles/76561198164814063#!/compare/1692316800/1692662400

Buyer: https://backpack.tf/profiles/76561199073805105#!/compare/1692489600/1692662400

Sale #4

Untraceable?-

Seller: https://backpack.tf/profiles/76561199073805105#!/compare/1692921600/1693353600

Buyer: https://backpack.tf/profiles/76561198032016356#!/compare/1692921600/1693353600

Item 3

https://backpack.tf/item/3093823655

First sale was a transfer between quicksell.store bots so not counting that

Sale #5

Bulk sale-

Seller: https://backpack.tf/profiles/76561199084784906#!/compare/1696291200/1696377600

Buyer: https://backpack.tf/profiles/76561198091502579#!/compare/1696291200/1696377600

Item 4

https://backpack.tf/item/2490204944

Sale #6

Bulk sale or transfer?-

Seller: https://backpack.tf/profiles/76561199019420779#!/compare/1697932800/1698796800

Buyer: https://backpack.tf/profiles/76561198188093413#!/compare/1698278400/1698364800

Marketplace.tf Sales

https://marketplace.tf/items/tf2/107;5;u61

MP.TF Sale #1

Sold for $69.99 on July 30, 2023

Estimated Key Price @ $1.95ish

69.99/1.95 = 35.89ish keys

Unknown History

MP.TF Sale #2

Sold for $79.99 on September 23, 2023

Average Key Price @ $2.02ish

79.99/2.02 = 39.59ish keys

Unknown History

MP.TF Sale #3

Sold for $89.99 on October 21, 2023

Average Key Price @ $1.92ish

89.99/1.92 = 46.86ish keys

https://backpack.tf/item/3093823655

Sales @ 29, 29.5, 36, 40

Taking 29-40 here