... Photograph - Model Wave Tank, Breakwater, Model Parapet Wall...... Model Wave Tank...Black and white photo of the model wave-tank slowing a cross-section model of the breakwater, which is constructed from various sized stones. ...Glenelg Shire Council Cultural Collection History House Cliff Street Portland great-ocean-road Port of Portland Authority Archives Port of Portland Archives Model Breakwater Model Wave Tank Model parapet wall Black and white photo of the model wave-tank slowing a cross-section model of the breakwater, which is constructed from various sized stones. ...

... Photograph - Glass Sided model wave tank...Of the glass sided model wave tank showing a cross section model of the breakwater, which is constructed from various sized stones. ...Photograph Photograph - Glass Sided model wave tank ...

... Photograph - Glass Sided model wave tank...Black and white photo of the glass-sided model wave tank, showing a cross-section model of the breakwater. ...Photograph Photograph - Glass Sided model wave tank ...

... Photograph - Glass Sided model wave tank...Black and white photo of the glass-sided model wave tank, showing a cross section model of the breakwater, which is constructed from various sized stones. ...Port of Portland Archives Black and white photo of the glass-sided model wave tank, showing a cross section model of the breakwater, which is constructed from various sized stones. ...

... Photograph - Glass sided model wave tank...Black and white photo of the glass-sided model wave tank showing a cross-section model of the breakwater which is constructed from various sized stones. ...Photograph Photograph - Glass sided model wave tank ...

... Of the glass-sided model wave tank showing a cross-section model of the breakwater, which is constructed from various sized gravels. ...Of the glass-sided model wave tank showing a cross-section model of the breakwater, which is constructed from various sized gravels. ...

... Black and white photo of the glass-sided model wave tank showing a cross-section model of the breakwater, which is constructed from various sized stones. ...Glenelg Shire Council Cultural Collection History House Cliff Street Portland great-ocean-road Port of Portland Authority Archives Port of Portland Archives Black and white photo of the glass-sided model wave tank showing a cross-section model of the breakwater, which is constructed from various sized stones. ...

... Black and white photo of the glass-sided model wave tank, showing a cross-section model of the breakwater,which is constructed from various sized stones. ...Glenelg Shire Council Cultural Collection History House Cliff Street Portland great-ocean-road Port of Portland Authority Archives Port of Portland Archives Black and white photo of the glass-sided model wave tank, showing a cross-section model of the breakwater,which is constructed from various sized stones. ...

... Black and white photo of the glass-sided model wave tank, slowing a cross-section model of the breakwater, which is constructed from various sized stones. ...Glenelg Shire Council Cultural Collection History House Cliff Street Portland great-ocean-road Port of Portland Authority Archives Port of Portland Archives Black and white photo of the glass-sided model wave tank, slowing a cross-section model of the breakwater, which is constructed from various sized stones. ...

... Black and white photo of glass-sided model wave tank showing a cross-section model of the breakwater, which is constructed from various sized stones. ...Glenelg Shire Council Cultural Collection History House Cliff Street Portland great-ocean-road Port of Portland Authority Archives Port of Portland Archives Model Breakwater Black and white photo of glass-sided model wave tank showing a cross-section model of the breakwater, which is constructed from various sized stones. ...

... Black and white photo of the glass-sided model wave tank, showing a cross-section model of breakwater, which is constructed from various sized stones. ...Glenelg Shire Council Cultural Collection History House Cliff Street Portland great-ocean-road Port of Portland Authority Archives Black and white photo of the glass-sided model wave tank, showing a cross-section model of breakwater, which is constructed from various sized stones. ...

... Black and white photo of the glass-sided model wave tank, slowing a cross-section model of the breakwater. ...Glenelg Shire Council Cultural Collection History House Cliff Street Portland great-ocean-road Port of Portland Authority Archives Port of Portland Archives Model Breakwater Black and white photo of the glass-sided model wave tank, slowing a cross-section model of the breakwater. ...

... Of the glass-sided model wave tank showing a cross-section model of the breakwater, which is constructed of various sized stones. ...Of the glass-sided model wave tank showing a cross-section model of the breakwater, which is constructed of various sized stones. ...

... Black and white photo of the glass-sided model wave tank, showing cross section of model breakwater. ...Glenelg Shire Council Cultural Collection History House Cliff Street Portland great-ocean-road Port of Portland Authority Archives Port of Portland Archives Model Breakwater Black and white photo of the glass-sided model wave tank, showing cross section of model breakwater. ...

... model breakwater. Sign with '4.90, After 360, 20' Waves' between model and tank wall....model breakwater. Sign with '4.90, After 360, 20' Waves' between model and tank wall. ...

... Black and white photo of the glass-sided wave model tank showing a cross-section model of the breakwater, which is construction from various sized stones. ...Glenelg Shire Council Cultural Collection History House Cliff Street Portland great-ocean-road Port of Portland Authority Archives Port of Portland Archives Black and white photo of the glass-sided wave model tank showing a cross-section model of the breakwater, which is construction from various sized stones. ...

... model breakwater. Various numbers painted on tank wall. Sign with '4-92e, After 360, 20' waves'. ...model breakwater. Various numbers painted on tank wall. Sign with '4-92e, After 360, 20' waves'. ...

... Sign with '4-92e, After 360, 20' waves' between model and tank wall....Sign with '4-92e, After 360, 20' waves' between model and tank wall. Photograph Photograph - Model Breakwater, Model Parapet Wall ...

... It is constructed from various-sized gravel and has a model of the parapet wall on top. The photo also shows wave action in the tank. 4-84c and various other numbers painted on tank wall....It is constructed from various-sized gravel and has a model of the parapet wall on top. The photo also shows wave action in the tank. 4-84c and various other numbers painted on tank wall. ...

... Close-up of part of model breakwater, centred on parapet wall. Photo also shows wave action in tank. 86e and various numbers painted on tank wall....Close-up of part of model breakwater, centred on parapet wall. Photo also shows wave action in tank. 86e and various numbers painted on tank wall. ...

... Black and white photo. showing wave action on rear slope of model breakwater, also model parapet wall. 92e and various numbers painted on tank wall....Glenelg Shire Council Cultural Collection History House Cliff Street Portland great-ocean-road Port of Portland Authority Archives Port of Portland Archives Black and white photo. showing wave action on rear slope of model breakwater, also model parapet wall. 92e and various numbers painted on tank wall. ...

... Of part of a cross section model of breakwater. Photo also shows wave action in the tank....Of part of a cross section model of breakwater. Photo also shows wave action in the tank. Photograph Photograph - Model Breakwater ...

... model breakwater. Sign with '4-91, Before, Wave action' between model and tank wall....model breakwater. Sign with '4-91, Before, Wave action' between model and tank wall. ...

... Close-up front slope of model breakwater, showing wave action 117, 116, 5 to 1, -3 painted on tank wall. ...Close-up front slope of model breakwater, showing wave action 117, 116, 5 to 1, -3 painted on tank wall. ...

... Black and white photo close up of part of cross-section of model breakwater, centred on model parapet wall. Photo also shows wave action in tank....Glenelg Shire Council Cultural Collection History House Cliff Street Portland great-ocean-road Port of Portland Authority Archives Port of Portland Archives Black and white photo close up of part of cross-section of model breakwater, centred on model parapet wall. Photo also shows wave action in tank. Photograph Photograph ...

... Black and white photo of forward part of the model breakwater, showing front face of parapet wall. 4.830 and various numbers painted on wall of tank sign with 4-830, After 360, 20' Waves. ...Glenelg Shire Council Cultural Collection History House Cliff Street Portland great-ocean-road Port of Portland Authority Archives Port of Portland Archives Model Breakwater Black and white photo of forward part of the model breakwater, showing front face of parapet wall. 4.830 and various numbers painted on wall of tank sign with 4-830, After 360, 20' Waves. ...

... Black and white photo close up of wave action on model breakwater. 91E- top left, various numbers painted on tank wall....Glenelg Shire Council Cultural Collection History House Cliff Street Portland great-ocean-road Port of Portland Authority Archives Port of Portland Archives Model Breakwater Black and white photo close up of wave action on model breakwater. 91E- top left, various numbers painted on tank wall. ...

... Close-up view of model parapet wall and near slope of model breakwater. 4-91G and various numbers painted on wall of tank. Sign with '4-91, Before wave action.' ...Close-up view of model parapet wall and near slope of model breakwater. 4-91G and various numbers painted on wall of tank. Sign with '4-91, Before wave action.' ...