The DocumentLibraryVersion object represents a single saved version of a shared document that has versioning enabled and that is stored in a document library on the server.
Assembly: office (in office.dll)
Each DocumentLibraryVersion object is a member of the active document's DocumentLibraryVersions collection.
Each DocumentLibraryVersion object represents one saved version of the active document. When versioning is enabled, a new version is created on the server when the actions listed below occur; additional versions are not created each time the user saves changes to the open document.
Save - A new version is created on the server when the user first saves the document after opening it. Additional changes saved while the document is open apply to the same version.