# Slot: first In a paged Collection, indicates the furthest preceeding page of items in the collection. URI: [as:first](http://www.w3.org/ns/activitystreams#first) ## Domain and Range None → 0..1 [String](types/String.md) ## Parents ## Children ## Used by * [Collection](Collection.md) * [CollectionPage](CollectionPage.md) * [OrderedCollection](OrderedCollection.md) * [OrderedCollectionPage](OrderedCollectionPage.md) ## Other properties | | | | | --- | --- | --- | | **Mappings:** | | as:first |