title: EWS FindItems not working
body: <p>I have place items on the calender (in the past), however the <code>FindItems()</code> call is coming back with 0 results.</p>
  
  <p><img src="https://i.stack.imgur.com/xpK5z.png" alt="enter image description here">
  Screenshot to show there are meetings scheduled for this Room Mailbox for the desired date</p>
  
  <p>Code for the search</p>
  
  <pre><code>SearchFilter greaterthanfilter = new SearchFilter.IsGreaterThanOrEqualTo(ItemSchema.DateTimeReceived, start);
                      SearchFilter lessthanfilter = new 
  
  SearchFilter.IsLessThan(ItemSchema.DateTimeReceived, end);
                      SearchFilter filter = new 
  
  SearchFilter.SearchFilterCollection(LogicalOperator.And, greaterthanfilter, lessthanfilter);                
  
      ItemView view = new ItemView(100); //TODO: This value needs to be set based on the date range criteria
  
                  ExtendedPropertyDefinition prop = new ExtendedPropertyDefinition(DefaultExtendedPropertySet.Appointment, 0x8238, MapiPropertyType.String);
                  PropertySet psPropset = new PropertySet(BasePropertySet.FirstClassProperties) { AppointmentSchema.Subject, AppointmentSchema.Organizer, prop };
                  view.PropertySet = psPropset;
                  view.OrderBy.Add(ItemSchema.DateTimeReceived, Microsoft.Exchange.WebServices.Data.SortDirection.Descending);
                  view.Traversal = ItemTraversal.Shallow;
  
                  findResults = this.exchangeService.FindItems(new FolderId(WellKnownFolderName.Calendar, new Mailbox(address.Address)), filter, view);
  </code></pre>
  
  <p>The start and ends dates are fed in via the parameters of the method.  I have breakpointed there and ensured the dates are</p>
  
  <blockquote>
    <p>Start - 1/6/2014 12 am </p>
    
    <p>End - 1/8/2014 12 am</p>
  </blockquote>
  
  <p>However the <code>findResults</code> are always empty (count is 0).</p>