sheet 1: titled 'robinia', signed (with initial) and dated on the front (graphite pencil)
sheet 2: signed (with initial) and dated on the front (graphite pencil)
sheet 3: signed (with initial) and dated on the front (graphite pencil)
sheet 4: signed (with initial) and dated on the front (graphite pencil)
sheet 5: titled '3 × (luzula campestris)', signed (with initial) and dated on the front (graphite pencil)
sheet 6: signed (with initial) and dated on the front (graphite pencil)
sheet 7: signed (with initial) and dated on the front (graphite pencil)
sheet 8: signed (with initial) and dated on the front (graphite pencil)
sheet 9: signed (with initial) and dated on the front (graphite pencil)
sheet 10: signed (with initial) and dated on the front (graphite pencil)
sheet 11a-b: signed (with initial), dated and numbered 'I[-II]' on the front (graphite pencil)
sheet 12: titled 'am ahornbrunnen, frühling 1990', signed (with initial) and dated on the front (graphite pencil)
sheet 13: signed (with initial) and dated on the front (graphite pencil)
sheet 14 : signed (with initial) and dated on the front (graphite pencil)
sheet 15: signed (with initial) and dated on the front (graphite pencil)
sheet 16: signed (with initial) and dated on the front (graphite pencil)
sheet 17: signed (with initial) and dated on the front (graphite pencil)
titled 'von nepali räucherstäbschen' on the reverse (graphite pencil)
sheet 18: signed (with initial) and dated/location 'weerselo 9 4 1990' on the front (graphite pencil)
sheet 19: signed (with initial) and dated on the front (graphite pencil)
sheet 20: signed (with initial) and dated/location 'bamberg 90' on the front (graphite pencil)
sheet 21: signed (with initial) and dated on the front (graphite pencil)
sheet 22: signed (with initial) and dated on the front (graphite pencil)
sheet 23: not signed nor dated
sheet 24: titled 'the saviours', not signed nor dated on the front (graphite pencil)