I have just wondering if anyone knew when Lego started putting the part number on the pieces. I have just found part 3176 which looks fairly 'new' but has no part number. [...] (57 months ago, Sep 5, 2019, to Catalog)
[...] The person who inventoried the set confirmed that 3404ac01 should be in this set. See (URL) (57 months ago, Sep 5, 2019, to Inventories Requests)
[...] (URL) I have checked many sets. It appears that the turnable 3404c02 was first produced sometime between 1974-75 and then, it was replaced by 3403c01 in 1976. (57 months ago, Sep 5, 2019, to Inventories Requests)
Please make changes to the following inventory: (Set 088-1) * Delete 1 Part 3404ac02 White Turntable 4 x 4 - Old Type Complete, Faceted with Indented Base * Add 1 Part 3404ac01 [...] (57 months ago, Sep 5, 2019, to Inventories Requests)
[...] It is discolored from age. I think someone calls it "brittle blue". I have seen this in my inventory, brand new blue bricks turned yellowish, inside and out. I donate [...] (57 months ago, Sep 4, 2019, to Colors)
