Mechanical pencil

Wikipedia

4

MENTIONS

1

EPISODES

1

PODCASTS

Search complete. 4 mentions across 1 episode found for "Mechanical pencil".

Aug 25, 2026

Most popularAll Networks(1)English

52. The Propelling Pencil

The Factory Next Door

52. The Propelling Pencil

Aug 25 · 4 Mentions

#21 GBTop 20%

S

Steve DukeHOST

1:49

[wind blows]

G

Giles EnglishGUEST

1:50

We invented the propelling pencil in 1822.

S

Steve DukeHOST

1:53

The machines are getting more and more exciting for you.

G

Giles EnglishGUEST

1:56

Are-

G

Giles EnglishGUEST

5:24

So, w- as you can see, we only make silver pens.

G

Giles EnglishGUEST

5:27

That's our specialty.

G

Giles EnglishGUEST

5:29

And we invented the propelling pencil in 1822.

G

Giles EnglishGUEST

5:34

We, um, developed that propelling pencil in 1933 with the ability to put 12 leads in it.