# Letters on Science & Innovation vs Silverbird Exchange

> Side-by-side comparison of two snail mail subscription clubs.

**Source:** [Letter Clubs](https://letterclubs.com/compare/letterjoy-science-vs-silverbird-exchange)

## Quick Comparison

| Feature | Letters on Science & Innovation | Silverbird Exchange |
|---------|---------------------------------|---------------------|
| **Price** | $129 one\-time | From $20/mo |
| **Frequency** | Weekly \(until complete\) | Monthly |
| **Ships** | Worldwide | Worldwide |
| **Rating** | 4.8/5 | N/A |

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## Letters on Science & Innovation
*Letters from the scientists who changed everything*

![Letters on Science & Innovation](https://cdn.shopify.com/s/files/1/0766/7302/4291/files/science-innovation-by-letterjoy_1.png?width=800)

| Field | Value |
|-------|-------|
| **Price** | $129 one\-time — One\-time purchase from the Letterjoy vault\. |
| **Frequency** | Weekly \(until complete\) |
| **Ships** | Worldwide |
| **Country** | US |
| **Rating** | 4.8/5 (74 reviews) |

Weekly letters from Marie Curie, Einstein, Darwin, Tesla, and other scientific giants - reproduced on parchment with context about the discoveries they were making.

Letterjoy's Science and Innovation collection brings subscribers into the private correspondence of the scientists, inventors, and entrepreneurs who shaped the modern world. Each week's letter comes from a figure like Marie Curie, Nikola Tesla, Charles Darwin, or Henry Bessemer, reproduced on parchment with editorial notes about the discovery or invention being discussed. A wonderful subscription for science lovers and anyone curious about how the modern world was built.

**Tags:** `history`, `letters`, `weekly`, `parchment`, `science`, `biography`, `educational`

**Social:** [Instagram](https://www.instagram.com/letterjoyco)

**[Visit Letters on Science & Innovation](https://www.letterjoy.co/collections/from-the-vault)**
[Read reviews](https://letterclubs.com/club/letterjoy-science/reviews)

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## Silverbird Exchange
*Silverbird Exchange is a monthly snail mail club delivering handcrafted mail, offering an archive of reflection, shared voice, and lived experience for women\.*

![Silverbird Exchange](https://storage.googleapis.com/letter-clubs.firebasestorage.app/club-images/0841a9449e0d.webp)

| Field | Value |
|-------|-------|
| **Price** | From $20/mo |
| **Frequency** | Monthly |
| **Ships** | Worldwide |
| **Country** | US |

Monthly snail-mail club for women delivering a handcrafted archive of reflections, shared voices, and lived wisdom; $20/month, ships from the U.S., free worldwide shipping.

Monthly snail-mail club for women delivering a handcrafted archive of reflections, shared voices, and lived wisdom; $20/month, ships from the U.S., free worldwide shipping.

**Tags:** `monthly`, `international`

**[Visit Silverbird Exchange](https://mailclubly.com/@silverbird-exchange)**
[Read reviews](https://letterclubs.com/club/silverbird-exchange/reviews)