Three-face sundial, Speddoch estate, southwest Scotland.
TrovScot HES SC 1849289

#sundial #time #18C #Speddoch #Scotland

"HERE LYES BESSIE EDGA? WHO DEPARTED THIS LIFE ON THE ?2? DAY OF JANUARY 1707 AND HIR (her) AGE BING (being) 19 YEARS AnD 17 DAYES AnD WAS A LOVInG AnD OBEDInT (obedient) TO HIR PAREnTS"

"FEW ARE OF GOD"

"HERE LYES BESSIE EDGA? WHO DEPARTED THIS LIFE ON THE ?2? DAY OF JANUARY 1707 AND HIR (her) AGE BING (being) 19 YEARS AnD 17 DAYES AnD WAS A LOVInG AnD OBEDInT (obedient) TO HIR PAREnTS"

"HERE LYES BESSIE EDGA? WHO DEPARTED THIS LIFE ON THE ?2? DAY OF JANUARY 1707 AND HIR (her) AGE BING (being) 19 YEARS AnD 17 DAYES AnD WAS A LOVInG AnD OBEDInT (obedient) TO HIR PAREnTS"

1707 gravestone, Irongray church, southwest Scotland: "FEW are of GOD". Inscription in ALT text.

#taphophile #gravestone #tomb #18C #sandstone #carving #Scotland #Irongray

Designing spectrophotometers at Bomem Inc, one of Quebec's pioneer opto-electronic R&D companies, 1980s.

#photography #design #manufacturing #business #optronics #FTIR #radiometry #photometry #spectroscopy #electrooptics #bw #monochrome #bwphotography #filmphotography #film #Vanier #Quebec #Canada

PDP-11/40 minicomputer, a custom-designed pipeline processor (frequently misbehaving), tape drives for the NASA-format data tapes, large removable hard-disk multi-platter cartridges (4 Mb capacity) for each session's work. Also a room dedicated to hours-long digital scanning, and an early inkjet.

Canada Centre for Remote Sensing, 1980, when analogue image processing was giving way to digital.

#remotesensing #imageprocessing #digital #1980s #satellite #ERTS #image #classification #contraststretch #Landsat #MSS #multispectralscanner #CCRS #Ottawa #Ontario #Canada

Holographic Visions: A History of New Science (Oxford University Press, 2006) by Sean F. Johnston, University of Glasgow.

20th anniversary of publication.

global.oup.com/academic/pro...

#historyofscience #STS #history #sociology #social #OUP #holography #holograms #optics #holographer #20C #invention #technology

Bedroom, 1974.

#photography #bw #monochrome #film #35mm #filmphotography #bwphotography #bedroom #1970s #Vancouver #Canada

Hero (after Phil Collins and David Crosby, 1993) Recorded 5 April 2026

soundcloud.com/sfjoh/hero

#musicsky #musicfeed #originalmusictracks #selfproducedmusic #musiciansky

barbed wire fence (c) 2008 Sean F. Johnston

Fallen telephone pole (c) 2008 Sean F. Johnston

#photography #monochrome #Ilford #dynamicrange #shadow #detail #grainless #resolution #Pentax #Asahi #Spotmatic #processing #bw #film #woods #southwest #Scotland

View of placid river with tall (570m) hill on the opposite shore, with low cumulus clouds obscuring the top. (c) 2026 Sean F. Johnston

Criffle hill over the River Nith from Glencaple, southwest Scotland.

#photography #river #Scotland #Nith #Criffel #SW #D&G #Dumfries #Galloway #cloud #landscape #landscapephotography #sun #reflection

1970: junior high school with a Minox camera.

#photography #bw #monochrome #subminiature #8x11mm #darkroom #developing #printing #camera #bwphotography #portrait #film #filmphotography #portraitphotography #spy #Minox #Burnaby #BC #Canada

National Research Council, 1977.

#photography #bw #monochrome #film #portrait #filmphotography #35mm #portraitphotography #posed #summer #architecture #Physics #science #NRC #Ottawa #Ontario #Canada

Lightshow, 1970.

#photography #bw #monochrome #film #projector #audiovisual
#lightshow #1960s #colour #colourwheel #sound #audio #projection #strobe #Vancouver #BC #Canada

Taylor Blue (2026) Jazzy variant of Mick Taylor's Slow Blues. Recorded 25 January 2026

A jazzy variant of Mick Taylor's Slow Blues.

#musicsky #instrumental #cover #guitar #jazz #blues #guitarsolo #musicsky #selfproducedmusic #jazzsky #musiciansky #musicfeed

soundcloud.com/sfjoh/taylor...

My sundial at noon on the Spring Equinox on a rare sunny day in southwest #Scotland.
#photography #nature #seasons #astronomy #sundial #spring

Lapwing calls this morning - hadn’t heard them before.
#birding #lapwing #D&G #Scotland #landscape
#birdcall #nature

View of enlarger, Gralab timer, chemicals containers, timer, safelight in a large closet. (c) 1983 Sean F. Johnston

Darkroom-in-a-closet, 1983.

#photography #bw #monochrome #film #Pentax #Gralab #enlarger #timer #safelight #filmphotography #bwphotography #printing #developing #Quebec #Limoilou

Calico Skies (after Paul McCartney, 1997) Recorded 2 January 2026

Calico Skies for my wife.
#guitar #cover #musicsky #musiciansky #musicfeed #selfproducedmusic #hospital #McCartney
soundcloud.com/sfjoh/calico...

Photography books on a rocking chair. (c) 2008 Sean F. Johnston

#photography #bw #monochrome #processing #books #collections #35mm #film #Scotland #southwest

View of a grocer's corner shop in Limoilou, Quebec, showing the tin-plate Mansard-style roof and dorner windows above the brick body of the building. (c) Sean F. Johnston 1981

LImoilou, Quebec, 1981.

#photography #street #streetphotography #film #35mm #colour #epicier #grocer #cornershop #mansard #roof #19C #Quebecois #architecture #store #corner #Limoilou #Quebec

J'aime La Vie (après Zachary Richard, 2013) Recorded 22 Feb 2026.

Cover of a song by the great Cajun/Zydeco musician Zachary Richard.
#music #musicsky #guitar #nowplaying #cover #Cajun #francophone #Zachary

soundcloud.com/sfjoh/jaime-...

View of spectrometers and electronic equipment (chart recorders, lock-in amplifiers, filters, detectors) in a room with windows at one side. (c) 1979 Sean F. Johnston

View of 1970s minicomputer (PDP-11), terminal, blackboard and one of several spectrometers son a metal frame. (c) 1979 Sean F. Johnston

Infrared spectroscopy lab at Simon Fraser University, 1979.

#photography #bw #monochrome #film #filmphotography #bwphotography #SFU #experimental #physics #MSc #research #spectroscopy #FarInfrared #Burnaby #BC #Canada

Electrical cables crossing over: 3 phase rural supply over a two-phase home and village supply. (c) 2026 Sean F. Johnston

Crossroads.

#photography #colour #art #artphotography #bluesky #sky #cloud #electric

Grave railings.

#photography #bw #monochrome #film #mediumformat #6x6 #Mamiya #C330 #TLR #cemetery #graveyard #burialground #19C #filmphotography #art #artphotography #pattern #iron #bwphotography #southwest #Scotland

Nylon fibre coarse nets overlaid on chain-link dredging nets affixed to steel bars on a dock.

Scallop-dredging nets, 2015.

#photography #bw #monochrome #bwphotography #artphotography #art #pattern #film #filmphotography #Mamiya #C330 #TLR #6x6 #Kirkcudbright #Scotland

Cylindrical metal tube with conical cover and cooling-fin disks along its length, for holding uranium slugs in a nuclear reactor. (c) 2008 Sean F. Johnston

Fuel rod from original Windscale nuclear reactors, late 1950s.

#photography #bw #monochrome #film #35mm #filmphotography #bwphotography #art #artphotography #fuelrod #cooling #atomic #Windscale #Sellafield #age #era #England

High contrast, solarised and reversed photographs of older man. (c) 1971 Sean F. Johnston

Warhol-esque, 1971.

#photography #bw #monochrome #darkroom #solarisation #highcontrast #analog #film #filmphotography #art #artphotography #[processing

Subrban train station, Philadelphia, built 1930.

#photography #film #artdeco #Philadelphia #entrance #artphotography #1930s

View of the cross-bars and springs making up a multi-furrow plow. (c) 2008 Sean F. Johnston

Plow, Chanute, Illinois.

#photography #bw #monochrome #machine #equipment #agriculture #farming #rural #horticulture #film #35mm #filmphotography #bwphotography #repetition #engineering

Pata Pata (after Miriam Makeba, 1967) Recorded 18 February 2026

Cover of the Miriam Makeba song.
#music #musicsky #guitar #nowplaying #AfroPop #SouthAfrica #Makeba #1960s

soundcloud.com/sfjoh/pata-p...