The vast majority of these pieces are from Livonia. I will provide all links below, but if you would like any additional information on the Livonian ones, please do not hesitate to ask! There many coins, so to make this post as compact as possible, I will only be providing minimum information.
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2) 1 Solidus, Swedish Livonia (occupation of Riga), 1643:
https://en.numista.com/catalogue/pieces41643.html
3) 1 Schilling, Duchy of Livonia, 1599:
https://en.numista.com/catalogue/pieces78799.html
4) 3 Polker, Swedish Livonia (occupation of Riga), 1624:
https://en.numista.com/catalogue/pieces62190.html
5) 3 Polker, Swedish Livonia (occupation of Riga), 1648:
https://en.numista.com/catalogue/pieces77628.html
6) Not Livonian. This one is from the German state of Brandenburg-Prussia, dated 1626. Possibly this one:
https://en.numista.com/catalogue/pieces85226.html
7) 1 Solidus, Swedish Livonia (occupation of Livonia), 17th century Suceava counterfiet:
https://en.numista.com/catalogue/pieces31470.html
8, 9, and 10) 1 Solidus, Swedish Livonia (occupation of Riga), struck under the reign of Gustav II Adolf (I cannot read the exact date on any of them):
https://en.numista.com/catalogue/pieces31474.html
11) This is a good one! Although, it would definitely be better if it was its condition was... well, better. I cannot read the date, but it of the Type 1 counterfeit on this page:
https://en.numista.com/catalogue/pieces41643.html
12) This may be a 1 Schilling piece from the Duchy of Livonia struck under Sigimund III Vasa; however, I cannot read the exact date:
https://en.numista.com/catalogue/pieces78799.html
13) 1 Solidus, Swedish Livonia (occupation of Riga), 1638:
https://en.numista.com/catalogue/pieces41643.html
15) This type (again), although I believe the date on this piece is 1627:
https://en.numista.com/catalogue/pieces31474.html
17) 1 Solidus, Swedish Livonia (occupation of Riga), 1651:
https://en.numista.com/catalogue/pieces41643.html
18) The date on this one should be visible in-hand, but I cannot tell what it is from the pictures provided. Either way, it is another one of these:
https://en.numista.com/catalogue/pieces31474.html
19) The date for this one is struck off-flan, but it would have been made from 1634 to 1638. It is another one of these pieces:
https://en.numista.com/catalogue/pieces41643.html
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For the ones I did not mention...
1, 16, 20, and 21 were all said to be Polish-Lithuanian in an above post.
14) I am seeing a horse rider, so... not Livonian. I am thinking it may also be Polish-Lithuanian.