This Mercury Boilerplate Capsule was originally used as a rescue trainer for recovery forces during the Mercury manned space flight program. ID: 118 | This file appears in: Sands Space History Center Source: Sands Space History Center Download Original File SourceSands Space History Center "This Mercury Boilerplate Capsule was originally used as a rescue trainer for recovery forces during the Mercury manned space flight program." appears in: Sands Space History Center