Michael Holden: Undisclosed Locations: Safety First
Michael Holden: Undisclosed Locations: Exterior, corner
Michael Holden: Undisclosed Locations: The Means of Conveyance
Michael Holden: Undisclosed Locations: Power distro for boiler
Michael Holden: Undisclosed Locations: Means of Conveyance
Michael Holden: Undisclosed Locations: Means of Conveyance
Michael Holden: Undisclosed Locations: Boiler Breakers
Michael Holden: Undisclosed Locations: Boiler control mechanism
Michael Holden: Undisclosed Locations: Ductwork
Michael Holden: Undisclosed Locations: Writer's Block