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Profcjgregory's photostream
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Retired College Professor
I am over 70 years old
Taught and did research in Environmental Science and Engineering at Northeastern University for 34 years. Taught courses on Environmental Science and Modern Physics part time at Berklee College of Music for 13 years.
Recently widowed and have returned to a long neglected hobby of photography to keep active.
Photos of Profcjgregory (3)
Profcjgregory's favorite photos from other Flickr members (395)
Contacts (293)
Groups (50)
- Best of Cats (Invited Photos only) - VOTE: Best of 2011!! 62,084 photos, 19,735 members
- THE LOOK level 3 ORANGE 1,344 photos, 593 members
- Howard's Gallery (moderated) 3,697 photos, 1,166 members
- THE LOOK level 2 YELLOW 1,666 photos, 702 members
- Audubon magazine 2,643 photos, 201 members
- THE LOOK level 1 RED 2,209 photos, 987 members
- A hug is worth a thousand words. A friend is worth more! P1-A2 11,920 photos, 929 members
- Spectacular Insects 32,131 photos, 5,004 members
- SOLO ANIMALES // ONLY ANIMALS (POST 1,COMMENT 1) 90,033 photos, 8,162 members
- The Number One 2,189 photos, 793 members
- Creative Impulse Level 1 ~ 1 P ~ A 3 ~ 1 N ~ P 3 3,163 photos, 756 members
- I Love All Of Natures Wildlife - Level 7 (P1/A5) Sweeper Active 257 photos, 135 members
- Level 7 Auto Focus Elite ( P/1 C/5 ) 7+ Comments Only 429 photos, 256 members
- The DaVinci Touch (Admin Invite) Extraordinary Photos 13,292 photos, 1,316 members
- I Love All Of Natures Wildlife - Level 6 (P1/A5) Sweeper Active 315 photos, 159 members
- Red Carpet Hall of Fame ( INVITED PICS ONLY) SWEEPER IS ON 1,028 photos, 386 members
- I Love All Of Natures Wildlife - Level 5 (P1/A5) Sweeper Active 386 photos, 191 members
- Top Photo Expert Level 2 (POST 1 AWARD 3) INVITED PICS ONLY 1,720 photos, 537 members
- THE GOLDEN ACHIEVEMENT / POST 2 - AWARD 5 4,438 photos, 817 members
- Certified Photographer LEVEL 1 ( POST 1, AWARD 3) SWEEPER IS ON 4,637 photos, 1,014 members
- Level 6 Auto Focus Gold ( P/1 C/5 ) 7+ Comments Only 552 photos, 312 members
- I Love All Of Natures Wildlife - Level 4 (P1/A5) Sweeper Active 492 photos, 226 members
- *Sonia's Picture Gallery*/P.1-C.3 / strictly sweeper 5,441 photos, 1,194 members
- "Make Me Wonder" P1 Awa/FAVES 3 Mandatory sweeper run 3,742 photos, 566 members
- I Love All Of Natures Wildlife - Level 3 (P1/A5) Sweeper Active 630 photos, 275 members
- THE CLUB OF 1000 + - FINAL LEVEL 3 792 photos, 216 members
- I Love All Of Natures Wildlife - Level 2 (P1/A5) Sweeper Active 860 photos, 361 members
- THE CLUB OF 1000 + - LEVEL 2 / strictly sweeper 1,030 photos, 282 members
- Level 5 Auto Focus Silver ( P/1 C/5 ) 7+ Comments Only 837 photos, 440 members
- THE CLUB OF 1000 + - LEVEL 1 / strictly sweeper 1,902 photos, 468 members
- I Love All Of Natures Wildlife - Level 1 (P1/A5) Sweeper Active 1,858 photos, 583 members
- Level 4 All Nature's Paradise (P/1 C/5) 7+ Comments Only 1,141 photos, 388 members
- Level 4 Auto Focus Bronze (P/1 C/5 ) 7+ Comments Only 1,493 photos, 620 members
- Wildlife Photography 303,811 photos, 11,624 members
- THE BEST MACROS - LEVEL 2: Post1/Award 4 or BAN 127 photos, 71 members
- Level 3 All Nature's Paradise (P/1 C/5) 5+ Comments Only 2,682 photos, 681 members
- Level 3 Auto Focus ( P/1 C/5 ) 6+ Comments Only 3,631 photos, 1,070 members
- ***Perfection In Pictures Supreme Images*** Level (2) P1-A3 11,139 photos, 1,459 members
- TRAVEL PILGRIMS~AdminInvite~mustC2&GEOtag 41,049 photos, 3,309 members
- *Artist of the Year* Level 5~The Diamond Award-Invite Only 4,582 photos, 1,253 members
- Level 2 Auto Focus ( P/1 C/5 ) 4+ Comments Only 8,134 photos, 1,639 members
- Level 1 Auto Focus ( P/1 C/5 ) Contest Vote 02/29 23,241 photos, 2,380 members
- Magik Troll Artistry *by Admin/Mod invite Only* 19,812 photos, 2,411 members
- The Nature's Soul ELITE~Invite ONLY, P1/C2 1,728 photos, 347 members
- Gallery Magic of Nature Level 5 !! P1,A4 Sweeper Run 49 photos, 40 members
- Because we love photography 4,992 photos, 475 members
- CITRIT,Best of yours! / Invited shots only/comment 2 / 299,163 photos, 30,171 members
- Magic in Black & White ~ Level 1 ~ P1 - A 4 PLEASE AWARD!!! 6,212 photos, 928 members
- Focus: 2010 - 2022 Tiger (Supporting Tiger Conservation) P1 A3 5,519 photos, 439 members
- The Beauty of Girls and Women P1/C2 160,984 photos, 9,043 members
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- Name:
- C J Gregory
- Joined:
- January 2010
- I am:
- Male and Taken