2.2.1.14 PidLidClipStart Property
Type: PtypTime ([MS-OXCDATA] section 2.11.1)
For single-instance Calendar objects, the PidLidClipStart property ([MS-OXPROPS] section 2.60) specifies the start date and time of the event in UTC. For a recurring series, this property specifies midnight in the user's machine time zone, on the date of the first instance, then is persisted in UTC. This property is not required.