- 500mm F8 Reflex
- A still life less ordinary
- AMERICAN PHOTOGRAPHER
- Amphibian Life
- AP in PA
- Arborescence
- BEAUTY PHOTOS AROUND THE WORLD
- Behind the Shot Podcast
- Birds Of Pennsylvania
- Bokeh - world wide
- Bokeh addiction
- Canon 50mm f/1.8 f/1.4 f/1.2 f/1.0
- Canon FD 50mm f/1.4 SSC
- Canon FD 50mm f3.5 macro
- Classical Glass
- Close Up and Macro Photography
- Clouds, Storms, Sunsets & Sunrises
- Compact Digital Camera User Group
- Creative Tabletop Photography
- CSSS: Earth - Clouds / Pareidolia
- CSSS: Storms / Thunderstorms (Pennsylvania)
- Diptychs, Triptychs, Polyptychs
- Faces In Trees
- FishEye
- Fisheye 7Artisans 4mm F2.8
- Flickr Bugs & Insects - Worldwide
- Flickr Friday
- Flickr Fungi (Funghi), Mushrooms & Toadstools
- Flickr Social
- Found Photos
- HDR-Imaging
- Insect Macro
- INSECTS
- landscape panorama
- M42
- MACRO MONDAYS
- Mechanics - Mecánica - Mechanik
- MEYER OPTIC GORLITZ LENS POOL
- Meyer-Optik Germany
- Minolta Rokkor MC/MD manual lenses on Mirrorless Digital Cameras
- MOON Shots
- My Old Pictures
- Nikkor on Sony mirrorless cameras
- Old and Manual Focus Lenses
- old buildings bridges landmarks etc
- OLYMPUS PEN E-PL1
- Pentax DA* 16-50mm Shooters
- Pentax DA* Lenses
- Pentax K Mount
- Pentax K10 & K20 D's
- Pentax K10D / Samsung GX-10
- Pentax Pictures
- Pentax Zooms
- Pentax ★ Star Lenses
- Photofocus
- Photographers with Compact Cameras
- PLANET EARTH IN PANORAMA
- Popular Photography Magazine
- Sigma 100-400mm F5-6,3 DG DN OS Contemporary
- Sigma 105mm f/2.8 EX DG OS HSM, world wide
- SIGMA 105mm F2.8 EX DG OS HSM Macro
- Sigma 17-70mm F/2.8-4 DC Macro OS HSM
- Sigma 17-70mm F2.8-4.5 DC MACRO
- Sigma 30mm F1.4 DC DN Contemporary
- SIGMA 70mm F2.8 DG MACRO ART
- Sigma Art Lenses
- Sigma Photo (All Lenses)
- Sigma sd Quattro
- Signs of the Times (Sign Photos)
- Sony A7 & SEL 70-200 G f/4
- Sony A7 and A7R with Canon FD mount lenses
- Sony a7 Black and White
- Sony A7 series with manual Nikkor lenses
- sony a7 with m42 lens
- Sony Alpha cameras with manual lenses
- Sony Camera Club
- Sony Cyber-Shot
- Sony E 18-135mm F3.5-5.6 OSS
- SONY FE 24-105mm F4 G OSS
- Sony FE 55 mm 1.8 Sonnar T* ZA (SEL-55F18Z)
- SONY SEL 70-200 G f/4
- Sony Vario-Tessar T* FE 16-35 mm F4 ZA OSS
- Southwest Pennsylvania Photographers Group
- Still Life
- Street Photography Beginners
- Street Photography Magazine
- Takumar 135mm f3.5
- Team Sony
- The Candid Frame
- The Fog / The Mist and The Rain
- The Moon in Landscapes and Seascapes
- The Sigma 17-70mm F2.8-4 Contemporary DC MACRO OS HSM
- The World of Nature
- This is Why I Bought A Camera
- US National Historic Landmarks
- Voightlander
- Western Pennsylvania
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