WRme2: Grangemouth test brick - D (old logo, tiny pat pend)
WRme2: System Plast, Kolding, Denmark - Test bricks
WRme2: Test bricks from 2xABCD mold F with LEGO logo (1)
WRme2: LEGO test brick - I above and inside tubes - Modulex colors
WRme2: Bricks with split tubes - mold X
WRme2: 3001old, mold pip short side, scratched number
WRme2: Brick with tubes, mold pip edge, regular font C
WRme2: 3001old with mold pip on the stud
WRme2: Production bricks with mold number G 1
WRme2: Marbon/Borg-Warner Amsterdam test bricks - mold G
WRme2: US test bricks - Mold B
WRme2: Suspect E - LEGO test bricks?
WRme2: 3001 without cross support - pip stud, 200-208
WRme2: Samsonite logo
WRme2: Bricks with cross-support, mold 133
WRme2: Brick with flowrib - Scratched C 19.
WRme2: Brick with flowrib - Scratched C 17 - Pat puǝd
WRme2: set 6177 (Bought in 2013/14, Netherlands)
WRme2: Bricks with cross-support, mold 174 details
WRme2: Bricks with cross-support, mold 181
WRme2: BASF test brick - V - phase 2 with hollow studs
WRme2: Samsonite - Number below left tube
WRme2: 3001 without cross support - number inside tubes
WRme2: 3001 without cross support - pip stud - number above and below tubes
Laz75: Odd Scratched-C Bricks
Fantastic Brick: Danish test brick: Lego 3001old - mold 37
Fantastic Brick: Roman excursion (4)
WRme2: 3001old, mold pip short side, 76
WRme2: 3001old, mold pip short side, mold nr 65
WRme2: Print alignment calibration, leg assembly, v2 brown