22fm.6-1tm6, 8, 17: Street views
22fm.6-7: View Public Reading Room
22fm.6-9: Street view Bosdrift
22fm.6-10: Street view Geranium street
22fm.6-11, 14, 18: 'Private courtyard
22fm.6-12: 'First complex, view B'.
22fm.6-13: 'First complex, point of view C'
22fm.6-15&16: View Public Reading Room

DUDO22FM.6-1, DUDO22FM.6-2: Direct taxes Post Hilversum (stamp on verso)
DUDO22FM.6-3 to DUDO22FM.6-5: Municipality of Hilversum (stamp on verso) & C.A. Deul (label on verso)
DUDO22FM.6-6, DUDO22FM.6-14, DUDO22FM.6-15, DUDO22FM.6-17, DUDO22FM.6-18: C.A. Deul (label on verso)