24
votes
Accepted
Why was the monorail system discontinued?
According to https://forum.brickset.com/discussion/comment/57906/#Comment_57906 :
The reason LEGO has stopped making monorail is threefold,
One, the motors and track molds ran out and would be very ...
9
votes
Accepted
What was the purpose of the triangular corner marking and the "points" in Lego instructions starting around 1992?
There doesn't appear to be much information left on this. I've only really found this eurobricks thread, that attempts to answer the same question.
In summary, it appears to have been a marketing ...
2
votes
Which parts do not have the LEGO logo stamped on them?
The chrome gold rings for the Lotr and Hobbit sets don't seem to have any logo or text either
2
votes
How has the basic brick changed over the years?
This diagram from WRme2 on Flickr provides a representation of the mold variations from 1949 to 2022:
2
votes
Accepted
When did bricks start to have the LEGO Group text engraved on them?
It appears that this text was introduced sometime around 2010.
It's hard to determine a definitive answer here, because not all new parts include this text (nor even the LEGO logo). This is likely ...
1
vote
Which 1x2 brick design is older?
I can't see if they have cross-members in your photo, as can be seen in the other answer. If the solid one doesn't have them, then it is definitely older. Probably they made the two changes at ...
1
vote
Are there any cases of Illegal Building in an official lego build?
The 1x1 round piece between 4 studs is used in the part of the Y-wing extra in set 4489. The extra build came across the 4 sets 4488-4491.
Remember getting this as a child and not being able to ...
1
vote
Which parts do not have the LEGO logo stamped on them?
The maxifigure heads from the 70s/early 80s don't have a logo anywhere, even though they have a solid stud on the head and two more solid studs for the ears. The hair and hat pieces don't have a logo ...
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