Friedman applied for a patent on the M-325 on 11 August 1944 ; it was granted on 17 March 1959 ( US patent # 2, 877, 565 ).

Friedman patented the design of the M-325 in US patent # 2, 877, 565.

# REDIRECT M-325

# REDIRECT M-325

# REDIRECT M-325

The M-325 ( SIGFOY ) cipher machine was inspired by the German Enigma ( machine ) | Enigma.

In the history of cryptography, M-325, also known as SIGFOY, was an American rotor machine designed by William F. Friedman in 1936.

Like the Enigma, the M-325 contains three intermediate rotors and a reflecting rotor.

* Louis Kruh, Converter M-325 ( T ), Cryptologia 1, 1977, pp143 – 149.

* Operating and Keying Instructions for Converter M-325 ( T ) Headquarters, Army Security Agency, July 1948, scanned and transcribed by Bob Lord.

* Friedman M-325 — information and photographs.

An M-325 ( SIGFOY ) cipher machine together with some spare rotors on display at the National Cryptologic Museum, Ft. Mead, MD USA.

It was symbolized ( at least for those of us who recognized ourselves in the image ) by that self-consuming, elegiac candle of Edna St. Vincent Millay's, that candle which from the quatrain where she ensconced it became a beacon to us, but which in point of fact would have had to be as tall as a funeral taper to last even the evening, let alone the night.

Moreover, from the definitive transformation of intercepts on the generators of Af, it is clear that the only points of Q at which a line can meet its image are the points of Aj.

A final class of exceptional lines is identifiable from the following considerations: Since no two generators of Af can intersect, it follows that their image curves can have no free intersections.

On C there is a Af correspondence in which the Af points cut from C by a general line, l, of the pencil correspond to the point of intersection of the image of L and the plane of the pencil.

We expected, in short, that most of the world would make itself over in our image and that it would be relatively simple, from such a position, to deal with the localized aberrations of the Soviet Union ''.

An electrostatic system suffers generally from image plane curvature leading to defocusing in the peripheral image region if a flat viewing screen ( or interstage coupler ) is utilized, while a magnetic system requires accurate adjustment of the solenoid, which is heavy and bulky.

Both the photocathode and the image plane of such an electrode configuration are curved concave as seen from the anode aperture.

A `` mental image '' subconsciously impressing us from beneath its language symbols in wakeful thought, or consciously in light sleep, is actually not an image at all but is comprised of realities, viewed not in the concurrent sensory stream, but within the depths of the fourth dimension.

As retinal images are conceded to be an integral function of the brain it seems logical to suppose that the nerves, between the inner brain and the eyes, carry the direct drive for cooperation from the various brain centers -- rather than to theorize on the transmission of an image which is already in required location.

`` We have witnessed in this campaign the effort to project Mr. Mitchell as the image of a unity candidate from Washington.

There are some passages in the writings of Irenaeus where the image of God and the similitude are sharply distinguished, so most notably in the statement: `` If the ( Holy ) Spirit is absent from the soul, such a man is indeed of an animal nature ; ;

When she had wiped some of the lipstick from her mouth, she stared solemnly at her image in the mirror.

In order to help reestablish his name and improve the image of his business from the earlier controversies associated with the dangerous explosives, Nobel had also considered naming the highly powerful substance " Nobel's Safety Powder ", but settled with Dynamite instead, referring to the Greek word for ' power '.

There is a peaceful image of Rieux lying motionless on his back gazing up at the stars and moon, and then when Tarrou joins him they swim side by side, " with the same zest, the same rhythm, isolated from the world, at last free of the town and of the plague.

Illustration by Gilbert Wilkinson of Miss Marple from the December 1927 issue of The Royal Magazine and the first-known image of the character ( See The Thirteen Problems # First publication of stories | The Thirteen Problems )

It was during the prolonged absence of Moses that Aaron yielded to the clamors of the people, and made a Golden Calf as a visible image of the divinity who had delivered them from Egypt ( Exodus 32: 1-6 ).

This image of a fully mature " Venus rising from the sea " ( Venus Anadyomene ) was one of the iconic representations of Aphrodite, made famous in a much-admired painting by Apelles, now lost, but described in the Natural History of Pliny the Elder.

Thus, from the human body, the usual form assigned to the Deity, forasmuch as it is written that God created man in his own image, issue the two supporters, Nous and Logos, symbols of the inner sense and the quickening understanding, as typified by the serpents, for the same reason that had induced the old Greeks to assign this reptile for an attribute to Pallas.

As he was dying on the voyage back from Egypt, he gave instructions to those close to him that they should not be responsible for making any image of his person, be it modeled or painted or copied, " For if I have accomplished any glorious feat, that will be my memorial.

This image, from the George S. Stuart Gallery of Historical Figures

image: The Earth seen from Apollo 17. jpg | Apollo 17 photo of the Earth as the spacecraft headed for the Moon ( now known as " The Blue Marble photo ").

The analog television signal contains timing and synchronization information so that the receiver can reconstruct a two-dimensional moving image from a one-dimensional time-varying signal.

At the time, a shrine like this might shelter an image of the Crucifixion or the Virgin Mary, but since it is turned away from the viewer, we are not sure what it truly is.

The crew Tintin joined was composed of Europeans from Axis or neutral countries (" Europe ") while their underhanded rivals were Americans ( although in later editions the US flag was removed from the rival ship ; see the image on the The Shooting Star page ), financed by a person with a Jewish name and what Nazi propagandists called " Jewish features.

* US Army Korea Media Center official Korean War online image archive

Following Pearl Harbor, officials grew apprehensive that the film could project an unduly negative image of the US internationally, and although a prestige opening was held at the Museum of Modern Art in 1942, the film was never authorized for general release.

In the interwar period the submachine gun became notorious in the US as a gangster weapon ; the image of pinstripe-suited James Cagney types wielding drum-magazine Thompsons caused some military planners to shun the weapon.

First postage stamp with image of bison was issued US in 1898 – 4c " Indian Hunting Buffalo ".

Monticello has been a memorable icon, and its image has appeared on US currency and postage stamps.

300pxAn optical image of the galaxy Messier 87 | M87 ( Hubble Space Telescope | HST ), a radio image of same galaxy using Interferometry ( Very Large Array-VLA ), and an image of the center section ( VLBA ) using a Very Long Baseline Array ( Global VLBI ) consisting of antennas in the US, Germany, Italy, Finland, Sweden and Spain.

The Tijuana Cultural Center ( CECUT ) opened on October 20, 1982 with the goals of strengthening Tijuana's image, and to advertise cultural tourism from the US.

The value of a typical small daguerreotype portrait ranges from as little as US $ 20 for a damaged or unappealing image with no case to a more normal average of US $ 50 to $ 100 for an undamaged portrait of a reasonably attractive or interesting sitter, a complete case usually being required for the high-end price.

Despite its image for Mexican immigration, a large percentage are US citizens, born and raised in Coachella.

According to common legend, the name " Bear " originated from a tavern located along the roadway from Wilmington to Dover, Delaware ( at the intersection now formed by US 40 and State Route 7 ), whose sign was decorated with the image of a large bear.

image: deerfield_village_post_office. JPG | US Post Office, W. River St.

The Commodore Amiga was the first personal computer to use a full-featured blitter, and the first US patent filing to use the term blitter was " Personal computer apparatus for block transfer of bit-mapped image data ," assigned to Commodore-Amiga, Inc. On top of the ability to copy and manipulate large areas of graphics, the hardware that contained the Amiga's blitter also included line drawing and area-filling hardware.

* US Air Force image gallery

* xmoppet. org-tribute site with career and biographical information, image gallery, sound clips, links, articles, US TV guide, and a fan club with mailing list

The US one cent coin in the lower left of this image is 19 mm across.

In 2002 Gary Gordon, Derek Knee, Rajeev Badyal and Jason Hartlove were awarded US Patent 6, 433, 780 for the modern optical computer mouse using image correlation.

The patch also includes an image of a bald eagle, the national bird of the United States, decorated with the colors of the US flag.

Some image software ( such as Photoshop ) perform automatic color separation to maintain color information in CMYK mode using a specified ICC profile such US Web Coated ( SWOP ) v2.

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His image appeared on US aircraft as nose art, and on mess halls, and audiences on the homefront watched Woody cope with familiar problems such as food shortages.

His work was included in numerous group exhibitions including Involving Technical Materials and Processes, organized by Experiments in Art and Technology, in collaboration with the Brooklyn Museum, Brookly, NY and The Museum of Modern Art, New York, NY ( 1968 ); New Learning Spaces & Places, Walker Art Center, Minneapolis, MN ( 1974 ); Whitney Biennial Exhibition, Whitney Museum of American Art, New York, NY ( 1975, 1977, 1981, 1983, 1985, 1987, 1989, 1991 ); Documenta 6, Kassel, Germany, ( 1977 ); Venice Biennale, US Pavilion, Venice, Italy, ( 1980 ); Sydney Biennale, Sydney, Australia, ( 1982 ); II Bienal de La Habana, Havana, Cuba, ( 1986 ); The Thinking Eye, International Center for Photography, New York, NY, ( 1987 ); Passages de l ’ image, Musée national d ' Art moderne-Centre Georges Pompidou, Paris, France, ( 1990 ); Video Art: The First 25 Years, The Museum of Modern Art, and The American Federation of Arts, New York, NY, ( 1995 ); Info Art ’ 95, Kwangu Biennial, Gwangju, Korea, ( 1995 ); Electronic Highways, The Museum of Modern Art, New York, NY, ( 1997 ); and Rational / Irrational, Haus der Kulturen der Welt, Berlin, Germany, ( 2008-2009 ).