Author: Mark Carlotto
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The Two Towers: A Closer Look at a Historical Landscape
Fitz Henry Lane’s painting, The Babson Meadows at Riverdale, depicts a lost pastoral landscape featuring historical landmarks like the Riverdale Methodist Church. The work hints at past flagpoles on Poles Hill and Squam Rock, sparking exploration into their potential navigational purposes and the mystery surrounding their existence and alignment.
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Turtle Rocks: Another Possibility?
Haskins Park in Rockport features two rock piles known as Turtle Rocks, believed to be remnants of the former Haskins hospital or possibly ancient markers. While some theories suggest these stones could be memorials or align to geomagnetic north, evidence points to their construction being simpler, possibly by Swedish stonemasons as burial cairns.
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Discover Dogtown – The First Digital Map of Dogtown
After moving to Cape Ann in 2003, the author mapped historical sites in Dogtown, publishing a guidebook in 2007. A 2015 grant led to the creation of a digital map, preserving trails and points of interest. The new Discover Dogtown map excludes private land areas, but includes historical features and locations.
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Solar Exposure Lite
Solar Exposure Lite shows the seasonal path of the sun in the camera view of your iOS device. Use it to plan where to place a garden, whether the sunlight in a new apartment is right for you, and other questions regarding how the natural lighting changes with the time of day and seasons. Here…
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Sacred Directions AR
Historically, certain directions have special significance and may be considered auspicious, even sacred. For thousands of years these directions, which include north, south, east, and west – the cardinal directions, the directions in which the sun rises and sets on the summer and winter solstices, and the directions of extreme motion of the moon (lunar…
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Uber Synth
Uber Synth is MIDI-controllable layered polyphonic multi-timbral synthesizer that runs on iPhone, iPad, and Silicon Mac computers. The sound engine is a fully polyphonic triple-oscillator cross-modulated frequency modulated (FM) synthesizer. FM is widely regarded as the most efficient way of generating complex “organic” musical sounds. Uber Synth is divided into groups of modules selected using…
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MIDIplay
MIDIplay is a MIDI player for iOS and Silicon Mac computers. It supports multiple tracks and multiple channels which can be selectively turned on/off. Sliders also allow you to change the tempo and tuning. MIDIplay currently understands MIDI note on/off and sustain pedal messages. These messages can be sent to networked Audiobus 3 compatible MIDI…
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Shape from Shading (SFSX)
As we prepare to return to the moon and explore Mars in the coming years, join in the search for extraterrestrial artifacts using SFSX – a Mac OS X app for lunar and planetary image visualization. Shape from shading is a technique for generating 3D (actually 2.5D) terrain models from a single image. The method originally…
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Sacred Directions
Historically, certain directions have special significance and may be considered auspicious, even sacred. For thousands of years these directions, which include north, south, east, and west – the cardinal directions, the directions in which the sun rises and sets on the summer and winter solstices, and the directions of extreme motion of the moon (lunar…
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Chapter 1: Instant Gratification
I was a rock-and-roll drummer in high school and wanted to major in music. I also liked science. “Good drummers are a dime a dozen,” my dad said and convinced me to pursue a career in science and engineering. I started college as a physics major, dropped out at the end of my sophomore year,…
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