Otava
Otava is a publishing house or business.
Also recorded as Kustannusosakeyhtiö Otava; Otava Publishing Company Ltd.
In detail
It is associated with Finland. The record gives 1890 as its date of establishment or first appearance.
Its recorded seat is Otava building.
Sources
Each source is named with the standing the house places on it, so the evidence can be weighed rather than taken on trust.
reference work · Reputable secondary · Wikipedia
“Otava (publisher)”, English Wikipedia, consulted as further reading
Consult the sourcereference work · Reputable secondary · Wikidata
Wikidata, structured authority record Q2602805: Otava
Consult the source