The <InstrumentSetup> contains the instrument settings for a given setup. The <InstrumentSetup> contains its <Backsight>, <TargetSetup> and measurement data as either <RawObservations>, <ObservationGroups>, <ControlChecks> and <ReducedObservations> for the <TargetSetup>. Nathan Crews www.landxml.org -----Original Message----- From: nathan.crews@xxxxxxxxxxxx [mailto:nathan.crews@xxxxxxxxxxxx] Sent: Wednesday, September 11, 2002 8:46 AM To: landxml@xxxxxxxxxxxxx Subject: [LandXML] FW: Survey/InstrumentSetup Element Contents -----Original Message----- From: Kaj Toivonen [mailto:kaj_toivonen@xxxxxxxxxxx] Sent: Tuesday, September 10, 2002 6:00 PM To: landxml@xxxxxxxxxxxxxxx Subject: [LandXML] Survey/InstrumentSetup Element Contents What kind of data is supposed to go into the InstrumentSetup element. Does it have just the data that makes up the setup or does it also contain all observations made from this setup point? Kaj