Sale #1:

https://backpack.tf/item/13924091015

https://backpack.tf/profiles/76561198128699385#!/compare/1755129600/1755216000 ~ Eldritch Rift Taunt: Surgeon's Squeezebox matches

https://backpack.tf/profiles/76561198325595749#!/compare/1755129600/1755216000 ~ looks to be a 1:1, key doesnt match

Can't find any sales for the surgeon:

Only this https://backpack.tf/item/13891473545

https://backpack.tf/profiles/76561198409667538#!/compare/1752537600/1752710400 ~ 29 keys match

https://backpack.tf/profiles/76561198453530349#!/compare/1752451200/1752537600

Using next and nearID on the keys:

https://next.backpack.tf/profiles/76561198453530349/compare?from=1752624000&to=1752710400 and using nearID 15939431760 we can see 48 keys + 11 ref matches

Sale #2:

https://backpack.tf/item/14018440284

https://backpack.tf/profiles/76561198261483133#!/compare/1757635200/1757721600

https://backpack.tf/profiles/76561198822773578#!/compare/1757635200/1757721600 ~ bulk with a scorching mancers

Sale #3:

https://backpack.tf/profiles/76561198191137318#!/compare/1757203200/1757289600 ~ 42 keys

https://backpack.tf/profiles/76561198822773578#!/compare/1757203200/1757289600

Sale #4:

https://backpack.tf/profiles/76561198164814063#!/compare/1757116800/1757203200 ~ untrace

https://backpack.tf/profiles/76561198191137318#!/compare/1757116800/1757203200 ~ untrace

Sale #5:

https://backpack.tf/profiles/76561198060126263#!/compare/1756598400/1756684800

https://backpack.tf/profiles/76561198164814063#!/compare/1756598400/1756684800 ~ bulk with 2 other unusual taunts