10,088 Free Photos of Research

usg macro biml insects zerene stacker patuxent wildlife research center bug droeg stackshot united states geological survey

Lindernia dubia (Linnaeus) Pennell, False Pimpernel, Howard County, Md, Helen Lowe Metzman 2019-10-23-17.42.24 ZS PMax UDR

Hepatica nobilis var. obtusa, Roundlobe Hepatica, Howard County, MD, Helen Lowe Metzman 2017-05-26-20.21

Staatsbezoek Zweeds Koningspaar bezoek aan de Estec in Noordwijk - Bestanddeelnr 928-8548

historical history

Staatsbezoek Zweeds Koningspaar bezoek aan de Estec in Noordwijk - Bestanddeelnr 928-8549

historical history

Megachile mendica, F, Side, TN, Polk County, floral species Pityopsis ruthii, collected 9.28.2013 2014-02-23-11.12.05 ZS PMax

animals insects

Coreopsis verticillata 3, Whorled tickseed, Howard County, Md, Helen Lowe Metzman 2019-10-23-14.20.45 ZS PMax UDR

Aralia spinosa, flower close-up, Devil's Walking Stick, Howard County, Md, Helen Lowe Metzman 2017-08-09-16.24

Physocarpus opulifolius 2, Ninebark, flower inflorescence, Green Farmacy Garden, Howard Co, Md, H Metzman 2018-06-20-20.38.53 ZS PMax UDR

Physocarpus opulifolius, Ninebark, flower inflorescence, Green Farmacy Garden, Howard Co, Md, H Metzman 2018-06-20-20.43.26 ZS PMax UDR

Asclepias tuberosa 2, butterfly-weed or Pleurisy root, Howard County, MD, Helen Lowe Metzman 2017-07-19-13.15.48 ZS PMax UDR

Packera aurea, syn. Senecio aureus, golden ragwort, Howard County, MD, Helen Lowe Metzman 2017-06-20-16.01

Helianthus angustifolius L. 3, Swamp Sunflower, Howard County, Md, Helen Lowe Metzman 2019-10-23-15.47.30 ZS PMax UDR-Recovered

Triepeolus concavus, M, back, Dorchester Co, MD 2015-09-01-11.47.37 ZS PMax UDR

arthropod animals

Asclepias tuberosa, butterfly-weed or Pleurisy root, Howard County, MD, Helen Lowe Metzman 2017-06-20-13.40

butterfly animals

Sassafras albidum, Sassafras staminate flowers, Howard County, MD, Helen Lowe Metzman 2017-07-25-20.19

landscape insects

Longhorn beetle back, full body shot 2020-08-06-13.58.52 ZS PMax UDR

arthropod animals

Monarda didyma, Beebalm, Howard County, MD, Helen Lowe Metzman 2017-07-25-15.18

Nomada annulata, M, Back, OH, Washington County 2014-05-23-16.46.43 ZS PMax

background animals

Rhododendron periclymenoides 2, Pinxter Azalea, Howard County, Md, Helen Lowe Metzman 2019-10-24-12.10.08 ZS PMax UDR

technology business

Staatsbezoek Zweeds Koningspaar bezoek aan de Estec in Noordwijk - Bestanddeelnr 928-8551

historical history

Eucera fulvohirta, M, Baker County, Georgia, side 2015-01-08-12.05.28 ZS PMax

animals insects

Geranium maculatum, Wild Geranium, Howard County, MD, HeLoMetz 2017-05-26-20.16

Chelone glabra 4, White turtlehead, Howard County, Md, Helen Lowe Metzman 2019-03-22-18.34.52 ZS PMax UDR 1

Packera aurea, syn. Senecio aureus 2, involucres golden ragwort, Howard County, MD, Helen Lowe Metzman 2017-06-20-15.55

Mink, M, Foot, toe pads, MD, PG County, Bowie 2015-03-03-12.02.23 ZS PMax

Bidens cernua, Nodding Beggartick backside flower, Howard County, Md 2017-09-28-13.35

Diospyros virginiana, Persimmon staminate flower, Howard County, MD, Helen Lowe Metmzn 2017-06-16-15.37

Chelone glabra 2, White turtlehead, Howard County, Md, Helen Lowe Metzman 2019-03-22-18.47.06 ZS PMax UDR 1

Passiflora incarnata 4, Passionflower, Howard County, Md., Helen Lowe Metzman 2019-10-23-19.34.15 ZS PMax UDR

Cunila origanoides, American Dittany, Howard County, MD, Helen Lowe Metzman 2017-09-13-16.16

Elephantopus carolinianus 3, Howard County, Md, Helen Lowe Metzman 2019-10-23-15.18.14 ZS PMax UDR

spring beauty 2015-04-10-21.13.40 ZS PMax

Triepeolus concavus, M, face, Dorchester Co, MD 2015-09-01-12.11.29 ZS PMax UDR

Sisyrinchium angustifolium, Narrow-leaf-blue-eyed-grass, Howard County, MD, Helen Lowe Metzman 2017-07-25-21.12

Ageratina altissima, White Snakeroot, Howard County, Md, Helen Lowe Metzman 2019-03-22-18.55.04 ZS PMax UDR

Iris versicolor, Blue flag Iris, Howard County, MD, Helen Lowe Metzman 2017-06-01-13.32

Pontederia cordata, Pickerelweed, Howard County, MD, Helen Lowe Metzman 2017-07-25-17.46

Cunila origanoides 2, American Dittany, Howard County, MD, Helen Lowe Metzman 2017-09-13-16.04

butterfly animals

Mink, M, Foot, bottom, MD, PG County, Bowie 2015-03-03-11.42.55 ZS PMax

united states nail

Caulophyllum thalictroides 2, Blue Cohosh flower, Howard County, MD, Helen Lowe Metzman 2017-05-26-18.06

Augochlorella gratiosa, F, Face, Raleigh, NC 2015-02-27-19.00.15 ZS PMax

arthropod animals

Hylaeus ornatus, F, Side1, MD, Dorchester County 2015-09-17-10.58.21 ZS PMax UDR

united states bee

Coreopsis verticillata 2, Whorled tickseed, Howard County, Md, Helen Lowe Metzman 2019-10-23-14.13.52 ZS PMax UDR

04035-Danzig-1903-Sternwarte mit Frauentor-Brück & Sohn Kunstverlag

history vintage

04035-Danzig 1903-Sternwarte mit Frauentor-Brück & Sohn Kunstverlag

history vintage

Staatsbezoek Zweeds Koningspaar bezoek aan de Estec in Noordwijk - Bestanddeelnr 928-8547

historical history

Scott's Run, West Virginia. Peter Percupu, Roumanian miner, unemployed, known in Scott's Run as Ground Hog. Too old... - NARA - 518417

historical history

Scott's Run, West Virginia. Peter Percupu, Roumanian miner, unemployed, known in Scott's Run as Ground Hog. Too old... - NARA - 518423

historical history

Eucera fulvohirta, M, Baker County, Georgia, face tongue 2015-01-08-11.44.19 ZS PMax

animals insects

Scott's Run, West Virginia. Peter Percupu, Roumanian miner, unemployed, known in Scott's Run as Ground Hog. Too old... - NARA - 518369

historical history

Scott's Run, West Virginia. Peter Percupu, Roumanian miner, unemployed, known in Scott's Run as Ground Hog. Too old... - NARA - 518422

historical history

Circium discolor 2, Field with white tomentose leaf Howard County, Md, HLM 2019-03-22-18.04.59 ZS PMax UDR 1

Sambucus nigra spp. canadensis, American black elderberry close-up, Howard County, MD, Helen Lowe Metzman 2017-07-25-19.35

Allium tricoccum 2, Ramps, flower, GFG, Howard County, Md, Helen Lowe Metzman 2018-07-13-15.52.41 ZS PMax UDR

Sambucus nigra spp. canadensis, American black elderberry close-up 2, Howard County, MD, Helen Lowe Metzman 2017-07-25-19.29

Nik Rewald, Biological Science Technician, teaches Joanna Gilkeson, Public Affairs Specialist, how to electrofish for sea lamprey in Pendills Creek in upper Michigan.

employee people

V.l.n.r. Bernlef, Wam de Moor , Kees Nieuwenhuijzen, uitgever Bert Bakker en Fer, Bestanddeelnr 930-5659

historical history

Scott's Run, West Virginia. (Unemployed miners.) - NARA - 518408

historical history

00363-Danzig-1898-Grüntorbrücke und Mottlau-Brück & Sohn Kunstverlag

history vintage

Paterson, New Jersey - Textiles. Living room and 78 year-old silk worker (now retired on $18 a month pension). Lives... - NARA - 518616

historical history

Helianthus angustifolius L. 2, Swamp Sunflower, Howard County, Md, Helen Lowe Metzman 2019-10-23-15.44.26 ZS PMax UDR

Diospyros virginiana, Persimmon staminate flower, Howard County, MD, Helen Lowe Metmzn 2017-06-17-14.19

Verbena hastata 2, Howard County, MD, Helen Lowe Metzman 2017-08-07-19.24

Hieracium venosum 2, Rattlesnake hawkweed, Howard County, Md, Helen Lowe Metzman 2019-10-23-15.59.15 ZS PMax UDR

Lindernia dubia (Linnaeus) Pennell 2, False Pimpernel, Howard County, Md, Helen Lowe Metzman 2019-10-23-17.29.12 ZS PMax UDR

Echinacea purpurea, Howard County, Md, GFG, Helen Lowe Metzman 2018-07-17-15.15.13 ZS PMax UDR

Train trees grass

children building

Sisyrinchium angustifolium 2 close up flower, Narrow-leaf-blue-eyed-grass, Howard County, MD, Helen Lowe Metzman 2017-07-25-21.06

Triepeolus concavus, M, side, Dorchester Co, MD 2015-09-01-12.34.25 ZS PMax UDR

arthropod animals

Prinses Margriet, mr. Pieter van Vollenhoven en prins Maurits (l) bezoeken het M, Bestanddeelnr 932-6415

historical history

Echinacea purpurea, disk flower 2, Howard, Md, GFG, Helen Lowe Metzman 2018-07-17-15.22.51 ZS PMax UDR

animals insects

The John Rylands Library

children building

Millville, New Jersey - Glass bottles. T.C. Wheaton Co. A bottle with the stopper may be seen directly in the lower... - NARA - 518635

glass bottle history

Research expedition to the Cross church - Dmitri Yermakov (1914)

architect history

EDGAR STEPHENS, PROFESSOR OF ENVIRONMENTAL SCIENCE AT STATEWISE AIR POLLUTION RESEARCH CENTER, USING - NARA - 542661

california history

EDGARD STEPHENS, PROFESSOR OF ENVIRONMENTAL SCIENCE AT THE STATEWIDE AIR POLLUTION RESEARCH CENTER, - NARA - 542663

california history

High Point, North Carolina - Upholstering. Tomlinson Chair Manufacturing Co. Apply webbing to the frame - chair - NARA - 518476

historical history

High Point, North Carolina - Textiles. Pickett Yarn Mill. Slubber - semi-skilled - man at machine in normal position - NARA - 518508

historical history

Education knowledge stack

background science

THC 2003.902.311 Gae Bennett

historical history

Book wisdom stack

background science

Library book stack

business science

Library education knowledge

background science

High Point, North Carolina - Upholstering. Tomlinson Chair Manufacturing Co. Air rodder - chair leg - showing machine... - NARA - 518497

historical history

Education wisdom stack

background science

Dewey Defeats Truman

historical history

Andrew Carnegie, three-quarter length portrait, seated, facing slightly left, 1913

historical history

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