Inventions & Breakthroughs of September 1930
Gadgets, lab surprises, odd bets, and future-shocks from this slice of the calendar.
1 
Differential Analyzer
2 
Turbojet Engine Patent
3 
BBC Mechanical Television Broadcasts
4 
Scotch Cellulose Tape
5 
Birds Eye Retail Frozen Foods
6 
Pluto Discovery
7 
Motorola Car Radio
8 
Twinkie Snack Cake
9 
Neoprene Synthetic Rubber
10 
Schick Electric Shaver Patent
The Sounds of
Popular recordings and roots/country selections associated with the year
HEADLINES ON September 21, 1930
Full News Archive
- Headline: Cravenism. Impact: Culture snapshot: Culture was doing what culture does in a hard year: selling glamour, distraction, status, and argument.. Fact: Culture was doing what culture does in a hard year: selling glamour, distraction, status, and argument..
- Headline: Slayers Are Known in Brewery Murder. Impact: Prohibition snapshot: Prohibition was not background noise; it turned nightlife, courts, police, and politics into one long argument.. Fact: Prohibition pressure was spilling into courts, clubs, policing, and organized politics..
- Headline: New Sets Use Device to Control the Tone. Impact: Culture snapshot: Culture was doing what culture does in a hard year: selling glamour, distraction, status, and argument.. Fact: Culture was doing what culture does in a hard year: selling glamour, distraction, status, and argument..
- Headline: Growth of the Boy Scouts Revealed By World Survey. Impact: Politics snapshot: Power was being negotiated in public, through officials, pressure groups, and policy fights.. Fact: Power was being negotiated in public, through officials, pressure groups, and policy fights..
- Headline: Rosenwald Is Honored. Impact: Culture snapshot: Culture was doing what culture does in a hard year: selling glamour, distraction, status, and argument.. Fact: Culture was doing what culture does in a hard year: selling glamour, distraction, status, and argument..
- Headline: Old Man River Grows Pale and Shrivels From Drought. Impact: News snapshot: The item is small on its own, but it gives the date texture: a real notice, a real institution, and a real public record.. Fact: A small archive item can still reveal what people and institutions thought was worth printing..
- Headline: Changes in Corporations. Impact: News snapshot: The item is small on its own, but it gives the date texture: a real notice, a real institution, and a real public record.. Fact: A small archive item can still reveal what people and institutions thought was worth printing..
- Headline: Survey Progress of Architecture. Impact: Culture snapshot: Culture was doing what culture does in a hard year: selling glamour, distraction, status, and argument.. Fact: Culture was doing what culture does in a hard year: selling glamour, distraction, status, and argument..
- Headline: League of Nations Increases American Staff, Acknowledging Growth of Our Cooperation. Impact: Culture snapshot: Culture was doing what culture does in a hard year: selling glamour, distraction, status, and argument.. Fact: Culture was doing what culture does in a hard year: selling glamour, distraction, status, and argument..
Wall Street Time Machine
The Right Call: If you'd invested $1,000 in any one of these companies in 1930, here's what the stored 2025 dataset estimates.
Rank #1
JNJ
Johnson & Johnson
Price in 1930
$0.06
2025 dataset value
$3,433,940
Johnson & Johnson - If you invested $1,000 in 1930, it would be worth $3,433,940 today (3433.9x return)
Rank #2
PG
Procter & Gamble
Price in 1930
$0.25
2025 dataset value
$586,657
Procter & Gamble - If you invested $1,000 in 1930, it would be worth $586,657 today (586.7x return)
Rank #3
CVX
Chevron
Price in 1930
$0.31
2025 dataset value
$474,913
Chevron - If you invested $1,000 in 1930, it would be worth $474,913 today (474.9x return)
🧸 Top 5 Toys
Tiddledy Winks
$10
Lincoln Logs
$120
Mickey Mouse Doll
$250
Marbles
$150
Tinkertoy
$50
⚾ Top 5 Trading Cards
Wills's Cigarettes 'Cinema Stars'
$50-$350+
Churchman's Cigarettes 'Boxing' Series
$100-$800
Godfrey Phillips 'Film Stars'
$50-$500+
Typhoo Tea 'British Land Birds'
$40-$250
Carreras Cigarettes 'History of Naval Dress'
$75-$400+