Inventions & Breakthroughs of June 1930
Gadgets, lab surprises, odd bets, and future-shocks from this slice of the calendar.
1 
Neoprene Synthetic Rubber
2 
Schick Electric Shaver Patent
3 
Differential Analyzer
4 
Turbojet Engine Patent
5 
BBC Mechanical Television Broadcasts
6 
Scotch Cellulose Tape
7 
Birds Eye Retail Frozen Foods
8 
Pluto Discovery
9 
Motorola Car Radio
10 
Twinkie Snack Cake
The Sounds of
Popular recordings and roots/country selections associated with the year
HEADLINES ON June 30, 1930
Full News Archive
- Headline: U.S.. Golf Club Champions' Play Set for St. Augustine Feb. 3-7. 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: Dr. Macon Pictures Peter As A Leader. Impact: Relief snapshot: Relief work was becoming a visible civic emergency rather than private background charity.. Fact: Relief work was becoming a visible civic emergency rather than private background charity..
- Headline: The Illinois Primary. 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: Dr. Wylie Urges Social Service. 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: Makes Plea for Abandoned Pets. 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: Vatican to Elevate 5 Cardinals Today. 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: 21 Hours Ahead of Record. 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..
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
Yo-Yo
$40
Tiddledy Winks
$10
Lincoln Logs
$120
Mickey Mouse Doll
$250
Marbles
$150
⚾ Top 5 Trading Cards
Typhoo Tea 'British Land Birds'
$40-$250
Carreras Cigarettes 'History of Naval Dress'
$75-$400+
Wills's Cigarettes 'Cinema Stars'
$50-$350+
Churchman's Cigarettes 'Boxing' Series
$100-$800
Godfrey Phillips 'Film Stars'
$50-$500+