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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!! 62,092 photos, 19,736 members
- THE LOOK level 3 ORANGE 1,409 photos, 611 members
- Howard's Gallery (moderated) 3,742 photos, 1,174 members
- THE LOOK level 2 YELLOW 1,727 photos, 730 members
- Audubon magazine 2,649 photos, 201 members
- THE LOOK level 1 RED 2,297 photos, 1,024 members
- A hug is worth a thousand words. A friend is worth more! P1-A2 11,937 photos, 929 members
- Spectacular Insects 32,136 photos, 5,004 members
- SOLO ANIMALES // ONLY ANIMALS (POST 1,COMMENT 1) 90,053 photos, 8,163 members
- The Number One 2,211 photos, 795 members
- Creative Impulse Level 1 ~ 1 P ~ A 3 ~ 1 N ~ P 3 3,187 photos, 759 members
- I Love All Of Natures Wildlife - Level 7 (P1/A5) Sweeper Active 260 photos, 135 members
- Level 7 Auto Focus Elite ( P/1 C/5 ) 7+ Comments Only 430 photos, 256 members
- The DaVinci Touch (Admin Invite) Extraordinary Photos 13,297 photos, 1,316 members
- I Love All Of Natures Wildlife - Level 6 (P1/A5) Sweeper Active 316 photos, 159 members
- Red Carpet Hall of Fame ( INVITED PICS ONLY) SWEEPER IS ON 1,047 photos, 387 members
- I Love All Of Natures Wildlife - Level 5 (P1/A5) Sweeper Active 388 photos, 191 members
- Top Photo Expert Level 2 (POST 1 AWARD 3) INVITED PICS ONLY 1,740 photos, 541 members
- THE GOLDEN ACHIEVEMENT / POST 2 - AWARD 5 4,445 photos, 817 members
- Certified Photographer LEVEL 1 ( POST 1, AWARD 3) SWEEPER IS ON 4,671 photos, 1,015 members
- Level 6 Auto Focus Gold ( P/1 C/5 ) 7+ Comments Only 553 photos, 313 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 5,442 photos, 1,193 members
- "Make Me Wonder" P1 Awa/FAVES 3 Mandatory sweeper run 3,754 photos, 566 members
- I Love All Of Natures Wildlife - Level 3 (P1/A5) Sweeper Active 631 photos, 275 members
- THE CLUB OF 1000 + - FINAL LEVEL 3 795 photos, 216 members
- I Love All Of Natures Wildlife - Level 2 (P1/A5) Sweeper Active 861 photos, 361 members
- THE CLUB OF 1000 + - LEVEL 2 / strictly sweeper 1,033 photos, 282 members
- Level 5 Auto Focus Silver ( P/1 C/5 ) 7+ Comments Only 840 photos, 440 members
- THE CLUB OF 1000 + - LEVEL 1 / strictly sweeper 1,910 photos, 469 members
- I Love All Of Natures Wildlife - Level 1 (P1/A5) Sweeper Active 1,870 photos, 584 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 1,498 photos, 622 members
- Wildlife Photography 303,867 photos, 11,626 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 2,685 photos, 682 members
- Level 3 Auto Focus ( P/1 C/5 ) 6+ Comments Only 3,643 photos, 1,071 members
- ***Perfection In Pictures Supreme Images*** Level (2) P1-A3 11,149 photos, 1,459 members
- TRAVEL PILGRIMS~AdminInvite~mustC2&GEOtag 41,048 photos, 3,309 members
- *Artist of the Year* Level 5~The Diamond Award-Invite Only 4,588 photos, 1,256 members
- Level 2 Auto Focus ( P/1 C/5 ) 4+ Comments Only 8,160 photos, 1,642 members
- Level 1 Auto Focus ( P/1 C/5 ) Contest Vote 02/29 23,287 photos, 2,381 members
- Magik Troll Artistry *by Admin/Mod invite Only* 19,813 photos, 2,410 members
- The Nature's Soul ELITE~Invite ONLY, P1/C2 1,730 photos, 347 members
- Gallery Magic of Nature Level 5 !! P1,A4 Sweeper Run 49 photos, 40 members
- Because we love photography 5,001 photos, 475 members
- CITRIT,Best of yours! / Invited shots only/comment 2 / 299,165 photos, 30,172 members
- Magic in Black & White ~ Level 1 ~ P1 - A 4 PLEASE AWARD!!! 6,224 photos, 930 members
- Focus: 2010 - 2022 Tiger (Supporting Tiger Conservation) P1 A3 5,519 photos, 439 members
- The Beauty of Girls and Women P1/C2 161,075 photos, 9,043 members
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- Name:
- C J Gregory
- Joined:
- January 2010
- I am:
- Male and Taken