Mike
Apologies, I do mean Record Type.
Regards
Tony
-----Original Message-----
From: Mike Shaw [mailto:[log in to unmask]]
Sent: Thursday, January 31, 2002 10:07
To: [log in to unmask]
Subject: Re: Digitising monument polygons on GIS
What happens if you have more than one monument type defined for a record?
Or do you mean record type?
----- Original Message -----
From: "Tony Pettitt" <[log in to unmask]>
To: <[log in to unmask]>
Sent: Wednesday, January 30, 2002 12:38 PM
Subject: Re: Digitising monument polygons on GIS
> Ingrid
>
> In MapInfo it is not possible to select objects across multiple layers,
> therefore we have to place all objects on one layer. All objects created
> using the HBSMR system are automatically coded by the monument type,
> therefore you can thematically map your HBSMR map objects on the monument
> type value, thus ensuring findspots, listed buildings, monuments etc are
> clearly distinguishable. I'm not sure how 'placing objects on different
> layers reduces clutter' - all objects must be visible, I would simply
> suggest that ensuring different mon types have different colours should do
> the trick.
>
> Regards
>
> Tony Pettitt
>
> -----Original Message-----
> From: Peckham, Ingrid [mailto:[log in to unmask]]
> Sent: Wednesday, January 30, 2002 11:27
> To: [log in to unmask]
> Subject: Re: Digitising monument polygons on GIS
>
>
> Dear Julia,
>
> I too have been wondering about this, especially the overlying polygons
> issue. I've been digitising our records from scratch and started to put
in
> findspots as polygons (eg: for "flint tool found in Earls Road" I'd put a
> polygon around the entire Earls Road block; eg: for "Bronze hoard found in
> Old Shirley " I'd put in a polygon around the entire area of "Old
Shirley" -
> a village-now-suburb). However in some areas I ended up with lots of
> overlapping polygons - it was difficult to distinguish between the various
> map objects and difficult to select individual objects. So I gave up on
> polygons and put in points instead, as a quick way of getting the data
onto
> the GIS.
>
> Ideally I think I'd like to hold the findspots, listed building, monuments
> created from excavations etc on different map layers - this might get
round
> the problem of clutter - but this isn't possible in the exeGesIS system.
> One possible solution - which I may adopt, I'm not sure yet as I haven't
> thought it through properly - may be to put the polygons on separate
> underlying layers and keep the MON layer for the points linked to the
HBMSR
> records.
>
> I think the exeGesIS users subgroup on GIS/HBSMR links covered this
issue -
> so I hope the new map module will help when it comes out?? Am I right?
>
> If anyone replies to you off forum, I'd be grateful if you'd forward their
> emails to me.
>
> Ingrid Peckham
> SMR Assistant
> Southampton City Council
> Tel: 023 8083 2850
> Fax: 023 8033 7593
> Email: [log in to unmask]
>
>
>
> -----Original Message-----
> From: Wise, Julia [mailto:[log in to unmask]]
> Sent: 28 January 2002 18:31
> To: [log in to unmask]
> Subject: Digitising monument polygons on GIS
>
>
> Dear all,
> In Bucks we are just begining to formulate SMR spatial recording policies
> with a view to developing an updated SMR manual. We are trying to think
> through such issues as the desirability (or otherwise!) of multiple
> overlapping polygons, how polygons (and points!) display in general
> distribution maps, and how comprehensible the use of different symbols is
to
> members of the public.
>
> There is some advice in 'Informing the Future of the Past', although much
of
> it is rehearsing the pro & cons of general approaches, and I've not looked
> at the ADS 'Guide to Good Practice'...yet.
>
> Has anyone developed a policy on recording monuments (in particular) as
> polygons? If so, what is your policy?
>
> Please reply on or off forum.
>
> Julia Wise
> Archaeological Officer
> County Archaeological Service
> Buckinghamshire County Council
>
>
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