Here we have a lamp a few years old 1940s 50s I would think. I have never till now found a lamp which shows the incorrect voltage stamped on the etch but running this at 100v the lamp just glows, not as it should, this factor should increase the lamps value. ... https://www.youtube.com/watch?v=nWJTi_ccjCY
A beautiful colour lamp ( pink pearl ) used to give a nice warm light source. Made in 50s I would think by what the carton looks.
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https://www.youtube.com/watch?v=q_Zgb65GiT4
From the 40s we have a bee hive neon made by GEC and bearing the Osglim name. Very popular in my childhood as night lights but are rather rare now and can command silly money. Rated 240v 5W.
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https://www.youtube.com/watch?v=7MLJ6ZB6EL4
From the 1950s/60s would think no makers name but still works green natural glass 40w 230v at a guess BC base.
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https://www.youtube.com/watch?v=5t19LTos9ko
Pleiospilos nelii Sch. nice interesting Mesemb from South Africa Little and Great Karoos. Take care with watering and resting periods.
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https://www.youtube.com/watch?v=k1A7ZghJNmM