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Alfonso Sierra

Alfonso Sierra is on page 53 of 688 of The Secret of Secrets (Robert Langdon, #6)

— Oct 19, 2025 09:31AM Add a comment

The Secret of Secrets (Robert Langdon, #6)

Alfonso Sierra

Alfonso Sierra is on page 52 of 288 of Mythology 101: From Gods and Goddesses to Monsters and Mortals, Your Guide to Ancient Mythology (Adams 101 Series)

— Sep 13, 2025 02:20PM Add a comment

Mythology 101: From Gods and Goddesses to Monsters and Mortals, Your Guide to Ancient Mythology (Adams 101 Series)

Alfonso Sierra

Alfonso Sierra is on page 139 of 404 of Introducing Artificial Intelligence: A Graphic Guide (Graphic Guides)

— Aug 26, 2025 02:37PM Add a comment

Introducing Artificial Intelligence: A Graphic Guide (Graphic Guides)

Alfonso Sierra

Alfonso Sierra is on page 150 of 336 of An Astronaut's Guide to Life on Earth

— Aug 26, 2025 02:36PM Add a comment

An Astronaut's Guide to Life on Earth

Alfonso Sierra

Alfonso Sierra is on page 85 of 404 of Introducing Artificial Intelligence: A Graphic Guide (Graphic Guides)

— Jul 08, 2025 02:13PM Add a comment

Introducing Artificial Intelligence: A Graphic Guide (Graphic Guides)

Alfonso Sierra

Alfonso Sierra is on page 30 of 288 of Mythology 101: From Gods and Goddesses to Monsters and Mortals, Your Guide to Ancient Mythology (Adams 101 Series)

— Jul 08, 2025 02:12PM Add a comment

Mythology 101: From Gods and Goddesses to Monsters and Mortals, Your Guide to Ancient Mythology (Adams 101 Series)

Alfonso Sierra

Alfonso Sierra is on page 25 of 156 of The Raven and Other Selected Poems

— Mar 18, 2025 05:10AM Add a comment

The Raven and Other Selected Poems

Alfonso Sierra

Alfonso Sierra is on page 100 of 511 of The NASA Archives: 60 Years in Space

— Mar 18, 2025 04:36AM Add a comment

The NASA Archives: 60 Years in Space

Alfonso Sierra

Alfonso Sierra is on page 140 of 336 of An Astronaut's Guide to Life on Earth

— Mar 18, 2025 04:19AM Add a comment

An Astronaut's Guide to Life on Earth

Alfonso Sierra

Alfonso Sierra is on page 155 of 223 of The Restaurant at the End of the Universe (Hitchhikers Guide to the Galaxy #2)

— Feb 24, 2025 01:31PM Add a comment

The Restaurant at the End of the Universe (Hitchhikers Guide to the Galaxy #2)

Alfonso Sierra

Alfonso Sierra is on page 73 of 208 of Brilliant Maps for Curious Minds: 100 New Ways to See the World

— Jan 27, 2025 02:42AM Add a comment

Brilliant Maps for Curious Minds: 100 New Ways to See the World

Alfonso Sierra

Alfonso Sierra is on page 80 of 511 of The NASA Archives: 60 Years in Space

— Jan 05, 2025 11:11AM Add a comment

The NASA Archives: 60 Years in Space

Alfonso Sierra

Alfonso Sierra is on page 53 of 511 of The NASA Archives: 60 Years in Space

— Dec 30, 2024 10:34AM Add a comment

The NASA Archives: 60 Years in Space

Alfonso Sierra

Alfonso Sierra is on page 15 of 156 of The Raven and Other Selected Poems

— Dec 30, 2024 09:41AM Add a comment

The Raven and Other Selected Poems

Alfonso Sierra

Alfonso Sierra is on page 117 of 336 of An Astronaut's Guide to Life on Earth

— Dec 02, 2024 11:41PM Add a comment

An Astronaut's Guide to Life on Earth

Alfonso Sierra

Alfonso Sierra is on page 73 of 336 of An Astronaut's Guide to Life on Earth

— Aug 19, 2024 10:52AM Add a comment

An Astronaut's Guide to Life on Earth

Alfonso Sierra

Alfonso Sierra is 51% done with An Astronaut's Guide to Life on Earth

— Aug 02, 2024 11:47PM Add a comment

An Astronaut's Guide to Life on Earth

Alfonso Sierra

Alfonso Sierra is on page 118 of 223 of The Restaurant at the End of the Universe (Hitchhikers Guide to the Galaxy #2)

— Aug 01, 2024 01:46PM Add a comment

The Restaurant at the End of the Universe (Hitchhikers Guide to the Galaxy #2)

Alfonso Sierra

Alfonso Sierra is 30% done with An Astronaut's Guide to Life on Earth

— Aug 01, 2024 01:44PM Add a comment

An Astronaut's Guide to Life on Earth

Alfonso Sierra

Alfonso Sierra is on page 409 of 476 of Project Hail Mary

— Jul 22, 2024 09:46AM Add a comment

Project Hail Mary

Alfonso Sierra

Alfonso Sierra is on page 28 of 511 of The NASA Archives: 60 Years in Space

— Jul 16, 2024 02:51PM Add a comment

The NASA Archives: 60 Years in Space

Alfonso Sierra

Alfonso Sierra is on page 89 of 223 of The Restaurant at the End of the Universe (Hitchhikers Guide to the Galaxy #2)

— Jun 20, 2024 01:35AM Add a comment

The Restaurant at the End of the Universe (Hitchhikers Guide to the Galaxy #2)

Alfonso Sierra

Alfonso Sierra is on page 299 of 476 of Project Hail Mary

— Jun 20, 2024 01:35AM Add a comment

Project Hail Mary

Alfonso Sierra

Alfonso Sierra is on page 153 of 176 of Introducing Linguistics: A Graphic Guide

— Oct 02, 2023 11:17AM Add a comment

Introducing Linguistics: A Graphic Guide

Alfonso Sierra

Alfonso Sierra is on page 112 of 176 of Introducing Linguistics: A Graphic Guide

— Sep 11, 2023 03:51AM Add a comment

Introducing Linguistics: A Graphic Guide

Alfonso Sierra

Alfonso Sierra is on page 83 of 476 of Project Hail Mary

— Sep 11, 2023 02:01AM Add a comment

Project Hail Mary

Alfonso Sierra

Alfonso Sierra is on page 55 of 476 of Project Hail Mary

— Aug 22, 2023 08:42AM Add a comment

Project Hail Mary

Alfonso Sierra

Alfonso Sierra is on page 71 of 176 of Introducing Linguistics: A Graphic Guide

— Aug 07, 2023 03:34AM Add a comment

Introducing Linguistics: A Graphic Guide

Alfonso Sierra

Alfonso Sierra is on page 71 of 176 of Introducing Linguistics: A Graphic Guide

— Aug 07, 2023 03:34AM Add a comment

Introducing Linguistics: A Graphic Guide

Alfonso Sierra

Alfonso Sierra is on page 31 of 176 of Introducing Linguistics: A Graphic Guide

— Jul 30, 2023 01:37AM Add a comment

Introducing Linguistics: A Graphic Guide

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